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Finding the Fourth Proportional to 474,757.20, 712,086.66 and 250,026.48

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Solution

The fourth proportional to 474,757.20, 712,086.66 and 250,026.48 is: 375,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,757.20 : 712,086.66 = 250,026.48 : x
  2. Step 2: Convert to fraction form
    474,757.20/712,086.66 = 250,026.48/x
  3. Step 3: Cross multiply
    474,757.20x = 712,086.66 × 250,026.48
  4. Step 4: Simplify right side
    474,757.20x = 178,040,521,054.76
  5. Step 5: Solve for x
    x = 178,040,521,054.76/474,757.20
  6. Step 6: Final answer
    x = 375,013.84

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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.