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Finding the Fourth Proportional to 435,460.01, 653,231.12 and 169,240.95

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Solution

The fourth proportional to 435,460.01, 653,231.12 and 169,240.95 is: 253,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,460.01 : 653,231.12 = 169,240.95 : x
  2. Step 2: Convert to fraction form
    435,460.01/653,231.12 = 169,240.95/x
  3. Step 3: Cross multiply
    435,460.01x = 653,231.12 × 169,240.95
  4. Step 4: Simplify right side
    435,460.01x = 110,553,454,472.16
  5. Step 5: Solve for x
    x = 110,553,454,472.16/435,460.01
  6. Step 6: Final answer
    x = 253,877.40

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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.