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Finding the Fourth Proportional to 396,443.00, 594,659.18 and 96,926.16

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Solution

The fourth proportional to 396,443.00, 594,659.18 and 96,926.16 is: 145,387.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,443.00 : 594,659.18 = 96,926.16 : x
  2. Step 2: Convert to fraction form
    396,443.00/594,659.18 = 96,926.16/x
  3. Step 3: Cross multiply
    396,443.00x = 594,659.18 × 96,926.16
  4. Step 4: Simplify right side
    396,443.00x = 57,638,031,068.46
  5. Step 5: Solve for x
    x = 57,638,031,068.46/396,443.00
  6. Step 6: Final answer
    x = 145,387.94

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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.