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Finding the Fourth Proportional to 491,740.62, 737,144.37 and 176,035.02

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Solution

The fourth proportional to 491,740.62, 737,144.37 and 176,035.02 is: 263,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,740.62 : 737,144.37 = 176,035.02 : x
  2. Step 2: Convert to fraction form
    491,740.62/737,144.37 = 176,035.02/x
  3. Step 3: Cross multiply
    491,740.62x = 737,144.37 × 176,035.02
  4. Step 4: Simplify right side
    491,740.62x = 129,763,223,915.84
  5. Step 5: Solve for x
    x = 129,763,223,915.84/491,740.62
  6. Step 6: Final answer
    x = 263,885.51

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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.