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Finding the Fourth Proportional to 491,265.20, 736,897.80 and 175,732.40

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Solution

The fourth proportional to 491,265.20, 736,897.80 and 175,732.40 is: 263,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,265.20 : 736,897.80 = 175,732.40 : x
  2. Step 2: Convert to fraction form
    491,265.20/736,897.80 = 175,732.40/x
  3. Step 3: Cross multiply
    491,265.20x = 736,897.80 × 175,732.40
  4. Step 4: Simplify right side
    491,265.20x = 129,496,818,948.72
  5. Step 5: Solve for x
    x = 129,496,818,948.72/491,265.20
  6. Step 6: Final answer
    x = 263,598.60

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Similar ratio
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1.5x scale

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.