Home / 637,429.76-878,481.36-596,981.12

Finding the Fourth Proportional to 637,429.76, 878,481.36 and 596,981.12

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Solution

The fourth proportional to 637,429.76, 878,481.36 and 596,981.12 is: 822,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,429.76 : 878,481.36 = 596,981.12 : x
  2. Step 2: Convert to fraction form
    637,429.76/878,481.36 = 596,981.12/x
  3. Step 3: Cross multiply
    637,429.76x = 878,481.36 × 596,981.12
  4. Step 4: Simplify right side
    637,429.76x = 524,436,786,191.92
  5. Step 5: Solve for x
    x = 524,436,786,191.92/637,429.76
  6. Step 6: Final answer
    x = 822,736.59

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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.