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Finding the Fourth Proportional to 435,608.04, 653,331.06 and 136,095.96

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Solution

The fourth proportional to 435,608.04, 653,331.06 and 136,095.96 is: 204,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,608.04 : 653,331.06 = 136,095.96 : x
  2. Step 2: Convert to fraction form
    435,608.04/653,331.06 = 136,095.96/x
  3. Step 3: Cross multiply
    435,608.04x = 653,331.06 × 136,095.96
  4. Step 4: Simplify right side
    435,608.04x = 88,915,717,808.52
  5. Step 5: Solve for x
    x = 88,915,717,808.52/435,608.04
  6. Step 6: Final answer
    x = 204,118.63

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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.