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Finding the Fourth Proportional to 486,287.01, 729,076.14 and 230,028.93

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Solution

The fourth proportional to 486,287.01, 729,076.14 and 230,028.93 is: 344,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,287.01 : 729,076.14 = 230,028.93 : x
  2. Step 2: Convert to fraction form
    486,287.01/729,076.14 = 230,028.93/x
  3. Step 3: Cross multiply
    486,287.01x = 729,076.14 × 230,028.93
  4. Step 4: Simplify right side
    486,287.01x = 167,708,604,372.73
  5. Step 5: Solve for x
    x = 167,708,604,372.73/486,287.01
  6. Step 6: Final answer
    x = 344,875.76

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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.