Home / 484,966.31-727,449.39-148,008.69

Finding the Fourth Proportional to 484,966.31, 727,449.39 and 148,008.69

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Solution

The fourth proportional to 484,966.31, 727,449.39 and 148,008.69 is: 222,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,966.31 : 727,449.39 = 148,008.69 : x
  2. Step 2: Convert to fraction form
    484,966.31/727,449.39 = 148,008.69/x
  3. Step 3: Cross multiply
    484,966.31x = 727,449.39 × 148,008.69
  4. Step 4: Simplify right side
    484,966.31x = 107,668,831,255.20
  5. Step 5: Solve for x
    x = 107,668,831,255.20/484,966.31
  6. Step 6: Final answer
    x = 222,013.01

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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.