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Finding the Fourth Proportional to 484,559.46, 726,943.03 and 147,627.27

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Solution

The fourth proportional to 484,559.46, 726,943.03 and 147,627.27 is: 221,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,559.46 : 726,943.03 = 147,627.27 : x
  2. Step 2: Convert to fraction form
    484,559.46/726,943.03 = 147,627.27/x
  3. Step 3: Cross multiply
    484,559.46x = 726,943.03 × 147,627.27
  4. Step 4: Simplify right side
    484,559.46x = 107,316,614,595.36
  5. Step 5: Solve for x
    x = 107,316,614,595.36/484,559.46
  6. Step 6: Final answer
    x = 221,472.54

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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.