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Finding the Fourth Proportional to 435,177.62, 652,460.25 and 168,713.54

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Solution

The fourth proportional to 435,177.62, 652,460.25 and 168,713.54 is: 252,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,177.62 : 652,460.25 = 168,713.54 : x
  2. Step 2: Convert to fraction form
    435,177.62/652,460.25 = 168,713.54/x
  3. Step 3: Cross multiply
    435,177.62x = 652,460.25 × 168,713.54
  4. Step 4: Simplify right side
    435,177.62x = 110,078,878,486.79
  5. Step 5: Solve for x
    x = 110,078,878,486.79/435,177.62
  6. Step 6: Final answer
    x = 252,951.61

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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.