Home / 887,379.32-1,224,834.66-524,929.17

Finding the Fourth Proportional to 887,379.32, 1,224,834.66 and 524,929.17

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Solution

The fourth proportional to 887,379.32, 1,224,834.66 and 524,929.17 is: 724,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,379.32 : 1,224,834.66 = 524,929.17 : x
  2. Step 2: Convert to fraction form
    887,379.32/1,224,834.66 = 524,929.17/x
  3. Step 3: Cross multiply
    887,379.32x = 1,224,834.66 × 524,929.17
  4. Step 4: Simplify right side
    887,379.32x = 642,951,441,461.03
  5. Step 5: Solve for x
    x = 642,951,441,461.03/887,379.32
  6. Step 6: Final answer
    x = 724,550.86

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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.