Home / 670,082.61-1,005,124.13-243,539.24

Finding the Fourth Proportional to 670,082.61, 1,005,124.13 and 243,539.24

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Solution

The fourth proportional to 670,082.61, 1,005,124.13 and 243,539.24 is: 365,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,082.61 : 1,005,124.13 = 243,539.24 : x
  2. Step 2: Convert to fraction form
    670,082.61/1,005,124.13 = 243,539.24/x
  3. Step 3: Cross multiply
    670,082.61x = 1,005,124.13 × 243,539.24
  4. Step 4: Simplify right side
    670,082.61x = 244,787,160,482.54
  5. Step 5: Solve for x
    x = 244,787,160,482.54/670,082.61
  6. Step 6: Final answer
    x = 365,308.93

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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.