Home / 498,217.81-747,445.34-161,258.52

Finding the Fourth Proportional to 498,217.81, 747,445.34 and 161,258.52

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Solution

The fourth proportional to 498,217.81, 747,445.34 and 161,258.52 is: 241,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,217.81 : 747,445.34 = 161,258.52 : x
  2. Step 2: Convert to fraction form
    498,217.81/747,445.34 = 161,258.52/x
  3. Step 3: Cross multiply
    498,217.81x = 747,445.34 × 161,258.52
  4. Step 4: Simplify right side
    498,217.81x = 120,531,929,309.30
  5. Step 5: Solve for x
    x = 120,531,929,309.30/498,217.81
  6. Step 6: Final answer
    x = 241,926.18

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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.