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Finding the Fourth Proportional to 484,565.52, 726,997.14 and 248,074.20

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Solution

The fourth proportional to 484,565.52, 726,997.14 and 248,074.20 is: 372,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,565.52 : 726,997.14 = 248,074.20 : x
  2. Step 2: Convert to fraction form
    484,565.52/726,997.14 = 248,074.20/x
  3. Step 3: Cross multiply
    484,565.52x = 726,997.14 × 248,074.20
  4. Step 4: Simplify right side
    484,565.52x = 180,349,233,907.79
  5. Step 5: Solve for x
    x = 180,349,233,907.79/484,565.52
  6. Step 6: Final answer
    x = 372,187.51

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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.