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Finding the Fourth Proportional to 491,627.79, 737,441.67 and 176,306.13

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Solution

The fourth proportional to 491,627.79, 737,441.67 and 176,306.13 is: 264,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,627.79 : 737,441.67 = 176,306.13 : x
  2. Step 2: Convert to fraction form
    491,627.79/737,441.67 = 176,306.13/x
  3. Step 3: Cross multiply
    491,627.79x = 737,441.67 × 176,306.13
  4. Step 4: Simplify right side
    491,627.79x = 130,015,486,938.44
  5. Step 5: Solve for x
    x = 130,015,486,938.44/491,627.79
  6. Step 6: Final answer
    x = 264,459.19

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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.