Home / 754,590.92-1,130,557.71-709,639.86

Finding the Fourth Proportional to 754,590.92, 1,130,557.71 and 709,639.86

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Solution

The fourth proportional to 754,590.92, 1,130,557.71 and 709,639.86 is: 1,063,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,590.92 : 1,130,557.71 = 709,639.86 : x
  2. Step 2: Convert to fraction form
    754,590.92/1,130,557.71 = 709,639.86/x
  3. Step 3: Cross multiply
    754,590.92x = 1,130,557.71 × 709,639.86
  4. Step 4: Simplify right side
    754,590.92x = 802,288,815,046.32
  5. Step 5: Solve for x
    x = 802,288,815,046.32/754,590.92
  6. Step 6: Final answer
    x = 1,063,210.28

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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.