Home / 947,263.38-1,307,155.23-517,452.27

Finding the Fourth Proportional to 947,263.38, 1,307,155.23 and 517,452.27

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Solution

The fourth proportional to 947,263.38, 1,307,155.23 and 517,452.27 is: 714,046.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,263.38 : 1,307,155.23 = 517,452.27 : x
  2. Step 2: Convert to fraction form
    947,263.38/1,307,155.23 = 517,452.27/x
  3. Step 3: Cross multiply
    947,263.38x = 1,307,155.23 × 517,452.27
  4. Step 4: Simplify right side
    947,263.38x = 676,390,441,005.87
  5. Step 5: Solve for x
    x = 676,390,441,005.87/947,263.38
  6. Step 6: Final answer
    x = 714,046.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.