Home / 669,907.40-1,005,152.70-337,483.40

Finding the Fourth Proportional to 669,907.40, 1,005,152.70 and 337,483.40

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Solution

The fourth proportional to 669,907.40, 1,005,152.70 and 337,483.40 is: 506,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,907.40 : 1,005,152.70 = 337,483.40 : x
  2. Step 2: Convert to fraction form
    669,907.40/1,005,152.70 = 337,483.40/x
  3. Step 3: Cross multiply
    669,907.40x = 1,005,152.70 × 337,483.40
  4. Step 4: Simplify right side
    669,907.40x = 339,222,350,715.18
  5. Step 5: Solve for x
    x = 339,222,350,715.18/669,907.40
  6. Step 6: Final answer
    x = 506,372.00

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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.