Home / 486,575.10-729,882.51-166,946.76

Finding the Fourth Proportional to 486,575.10, 729,882.51 and 166,946.76

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Solution

The fourth proportional to 486,575.10, 729,882.51 and 166,946.76 is: 250,426.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,575.10 : 729,882.51 = 166,946.76 : x
  2. Step 2: Convert to fraction form
    486,575.10/729,882.51 = 166,946.76/x
  3. Step 3: Cross multiply
    486,575.10x = 729,882.51 × 166,946.76
  4. Step 4: Simplify right side
    486,575.10x = 121,851,520,225.17
  5. Step 5: Solve for x
    x = 121,851,520,225.17/486,575.10
  6. Step 6: Final answer
    x = 250,426.95

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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.