Home / 510,024.92-703,438.98-328,766.36

Finding the Fourth Proportional to 510,024.92, 703,438.98 and 328,766.36

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Solution

The fourth proportional to 510,024.92, 703,438.98 and 328,766.36 is: 453,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,024.92 : 703,438.98 = 328,766.36 : x
  2. Step 2: Convert to fraction form
    510,024.92/703,438.98 = 328,766.36/x
  3. Step 3: Cross multiply
    510,024.92x = 703,438.98 × 328,766.36
  4. Step 4: Simplify right side
    510,024.92x = 231,267,072,936.71
  5. Step 5: Solve for x
    x = 231,267,072,936.71/510,024.92
  6. Step 6: Final answer
    x = 453,442.69

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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.