Home / 712,793.28-1,069,349.51-239,465.73

Finding the Fourth Proportional to 712,793.28, 1,069,349.51 and 239,465.73

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Solution

The fourth proportional to 712,793.28, 1,069,349.51 and 239,465.73 is: 359,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,793.28 : 1,069,349.51 = 239,465.73 : x
  2. Step 2: Convert to fraction form
    712,793.28/1,069,349.51 = 239,465.73/x
  3. Step 3: Cross multiply
    712,793.28x = 1,069,349.51 × 239,465.73
  4. Step 4: Simplify right side
    712,793.28x = 256,072,561,037.29
  5. Step 5: Solve for x
    x = 256,072,561,037.29/712,793.28
  6. Step 6: Final answer
    x = 359,252.21

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Double scale
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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.