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Finding the Fourth Proportional to 484,306.80, 726,538.08 and 184,775.28

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Solution

The fourth proportional to 484,306.80, 726,538.08 and 184,775.28 is: 277,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,306.80 : 726,538.08 = 184,775.28 : x
  2. Step 2: Convert to fraction form
    484,306.80/726,538.08 = 184,775.28/x
  3. Step 3: Cross multiply
    484,306.80x = 726,538.08 × 184,775.28
  4. Step 4: Simplify right side
    484,306.80x = 134,246,277,162.66
  5. Step 5: Solve for x
    x = 134,246,277,162.66/484,306.80
  6. Step 6: Final answer
    x = 277,192.63

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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.