Home / 486,823.77-730,304.76-149,892.42

Finding the Fourth Proportional to 486,823.77, 730,304.76 and 149,892.42

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Solution

The fourth proportional to 486,823.77, 730,304.76 and 149,892.42 is: 224,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,823.77 : 730,304.76 = 149,892.42 : x
  2. Step 2: Convert to fraction form
    486,823.77/730,304.76 = 149,892.42/x
  3. Step 3: Cross multiply
    486,823.77x = 730,304.76 × 149,892.42
  4. Step 4: Simplify right side
    486,823.77x = 109,467,151,114.66
  5. Step 5: Solve for x
    x = 109,467,151,114.66/486,823.77
  6. Step 6: Final answer
    x = 224,859.91

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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.