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Finding the Fourth Proportional to 396,578.62, 594,875.62 and 97,061.79

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Solution

The fourth proportional to 396,578.62, 594,875.62 and 97,061.79 is: 145,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,578.62 : 594,875.62 = 97,061.79 : x
  2. Step 2: Convert to fraction form
    396,578.62/594,875.62 = 97,061.79/x
  3. Step 3: Cross multiply
    396,578.62x = 594,875.62 × 97,061.79
  4. Step 4: Simplify right side
    396,578.62x = 57,739,694,583.68
  5. Step 5: Solve for x
    x = 57,739,694,583.68/396,578.62
  6. Step 6: Final answer
    x = 145,594.57

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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.