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Finding the Fourth Proportional to 484,599.01, 726,948.23 and 185,331.30

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Solution

The fourth proportional to 484,599.01, 726,948.23 and 185,331.30 is: 278,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,599.01 : 726,948.23 = 185,331.30 : x
  2. Step 2: Convert to fraction form
    484,599.01/726,948.23 = 185,331.30/x
  3. Step 3: Cross multiply
    484,599.01x = 726,948.23 × 185,331.30
  4. Step 4: Simplify right side
    484,599.01x = 134,726,260,498.60
  5. Step 5: Solve for x
    x = 134,726,260,498.60/484,599.01
  6. Step 6: Final answer
    x = 278,015.96

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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.