Home / 284,826.76-393,044.52-157,494.04

Finding the Fourth Proportional to 284,826.76, 393,044.52 and 157,494.04

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Solution

The fourth proportional to 284,826.76, 393,044.52 and 157,494.04 is: 217,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,826.76 : 393,044.52 = 157,494.04 : x
  2. Step 2: Convert to fraction form
    284,826.76/393,044.52 = 157,494.04/x
  3. Step 3: Cross multiply
    284,826.76x = 393,044.52 × 157,494.04
  4. Step 4: Simplify right side
    284,826.76x = 61,902,169,354.66
  5. Step 5: Solve for x
    x = 61,902,169,354.66/284,826.76
  6. Step 6: Final answer
    x = 217,332.70

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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.