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Finding the Fourth Proportional to 396,248.68, 594,521 and 159,658.48

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Solution

The fourth proportional to 396,248.68, 594,521 and 159,658.48 is: 239,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,248.68 : 594,521 = 159,658.48 : x
  2. Step 2: Convert to fraction form
    396,248.68/594,521 = 159,658.48/x
  3. Step 3: Cross multiply
    396,248.68x = 594,521 × 159,658.48
  4. Step 4: Simplify right side
    396,248.68x = 94,920,319,188.08
  5. Step 5: Solve for x
    x = 94,920,319,188.08/396,248.68
  6. Step 6: Final answer
    x = 239,547.34

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1.5x scale

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.