Home / 491,154.60-736,731.90-175,621.80

Finding the Fourth Proportional to 491,154.60, 736,731.90 and 175,621.80

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Solution

The fourth proportional to 491,154.60, 736,731.90 and 175,621.80 is: 263,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,154.60 : 736,731.90 = 175,621.80 : x
  2. Step 2: Convert to fraction form
    491,154.60/736,731.90 = 175,621.80/x
  3. Step 3: Cross multiply
    491,154.60x = 736,731.90 × 175,621.80
  4. Step 4: Simplify right side
    491,154.60x = 129,386,182,395.42
  5. Step 5: Solve for x
    x = 129,386,182,395.42/491,154.60
  6. Step 6: Final answer
    x = 263,432.70

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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.