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Finding the Fourth Proportional to 435,508.86, 653,516.25 and 169,453.02

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Solution

The fourth proportional to 435,508.86, 653,516.25 and 169,453.02 is: 254,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,508.86 : 653,516.25 = 169,453.02 : x
  2. Step 2: Convert to fraction form
    435,508.86/653,516.25 = 169,453.02/x
  3. Step 3: Cross multiply
    435,508.86x = 653,516.25 × 169,453.02
  4. Step 4: Simplify right side
    435,508.86x = 110,740,302,181.58
  5. Step 5: Solve for x
    x = 110,740,302,181.58/435,508.86
  6. Step 6: Final answer
    x = 254,277.95

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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.