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Finding the Fourth Proportional to 406,160.52, 609,240.80 and 110,672.52

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Solution

The fourth proportional to 406,160.52, 609,240.80 and 110,672.52 is: 166,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,160.52 : 609,240.80 = 110,672.52 : x
  2. Step 2: Convert to fraction form
    406,160.52/609,240.80 = 110,672.52/x
  3. Step 3: Cross multiply
    406,160.52x = 609,240.80 × 110,672.52
  4. Step 4: Simplify right side
    406,160.52x = 67,426,214,622.82
  5. Step 5: Solve for x
    x = 67,426,214,622.82/406,160.52
  6. Step 6: Final answer
    x = 166,008.79

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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.