Home / 484,962.18-727,443.19-185,472.91

Finding the Fourth Proportional to 484,962.18, 727,443.19 and 185,472.91

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Solution

The fourth proportional to 484,962.18, 727,443.19 and 185,472.91 is: 278,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,962.18 : 727,443.19 = 185,472.91 : x
  2. Step 2: Convert to fraction form
    484,962.18/727,443.19 = 185,472.91/x
  3. Step 3: Cross multiply
    484,962.18x = 727,443.19 × 185,472.91
  4. Step 4: Simplify right side
    484,962.18x = 134,921,005,308.98
  5. Step 5: Solve for x
    x = 134,921,005,308.98/484,962.18
  6. Step 6: Final answer
    x = 278,209.33

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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.