Home / 1,039,442.89-1,559,220.23-329,526.29

Finding the Fourth Proportional to 1,039,442.89, 1,559,220.23 and 329,526.29

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Solution

The fourth proportional to 1,039,442.89, 1,559,220.23 and 329,526.29 is: 494,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,442.89 : 1,559,220.23 = 329,526.29 : x
  2. Step 2: Convert to fraction form
    1,039,442.89/1,559,220.23 = 329,526.29/x
  3. Step 3: Cross multiply
    1,039,442.89x = 1,559,220.23 × 329,526.29
  4. Step 4: Simplify right side
    1,039,442.89x = 513,804,048,241.11
  5. Step 5: Solve for x
    x = 513,804,048,241.11/1,039,442.89
  6. Step 6: Final answer
    x = 494,307.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.