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Finding the Fourth Proportional to 491,659.18, 737,566.53 and 176,109.10

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Solution

The fourth proportional to 491,659.18, 737,566.53 and 176,109.10 is: 264,191.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,659.18 : 737,566.53 = 176,109.10 : x
  2. Step 2: Convert to fraction form
    491,659.18/737,566.53 = 176,109.10/x
  3. Step 3: Cross multiply
    491,659.18x = 737,566.53 × 176,109.10
  4. Step 4: Simplify right side
    491,659.18x = 129,892,177,788.42
  5. Step 5: Solve for x
    x = 129,892,177,788.42/491,659.18
  6. Step 6: Final answer
    x = 264,191.50

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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.