Home / 435,819.18-653,354.32-151,472.79

Finding the Fourth Proportional to 435,819.18, 653,354.32 and 151,472.79

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Solution

The fourth proportional to 435,819.18, 653,354.32 and 151,472.79 is: 227,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,819.18 : 653,354.32 = 151,472.79 : x
  2. Step 2: Convert to fraction form
    435,819.18/653,354.32 = 151,472.79/x
  3. Step 3: Cross multiply
    435,819.18x = 653,354.32 × 151,472.79
  4. Step 4: Simplify right side
    435,819.18x = 98,965,402,963.66
  5. Step 5: Solve for x
    x = 98,965,402,963.66/435,819.18
  6. Step 6: Final answer
    x = 227,079.04

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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.