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Finding the Fourth Proportional to 555,043.84, 832,897.89 and 239,500.74

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Solution

The fourth proportional to 555,043.84, 832,897.89 and 239,500.74 is: 359,394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,043.84 : 832,897.89 = 239,500.74 : x
  2. Step 2: Convert to fraction form
    555,043.84/832,897.89 = 239,500.74/x
  3. Step 3: Cross multiply
    555,043.84x = 832,897.89 × 239,500.74
  4. Step 4: Simplify right side
    555,043.84x = 199,479,660,999.44
  5. Step 5: Solve for x
    x = 199,479,660,999.44/555,043.84
  6. Step 6: Final answer
    x = 359,394.42

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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.