Home / 484,867.29-727,301.49-147,890.10

Finding the Fourth Proportional to 484,867.29, 727,301.49 and 147,890.10

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Solution

The fourth proportional to 484,867.29, 727,301.49 and 147,890.10 is: 221,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,867.29 : 727,301.49 = 147,890.10 : x
  2. Step 2: Convert to fraction form
    484,867.29/727,301.49 = 147,890.10/x
  3. Step 3: Cross multiply
    484,867.29x = 727,301.49 × 147,890.10
  4. Step 4: Simplify right side
    484,867.29x = 107,560,690,086.25
  5. Step 5: Solve for x
    x = 107,560,690,086.25/484,867.29
  6. Step 6: Final answer
    x = 221,835.32

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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.