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Finding the Fourth Proportional to 396,554.76, 594,859.68 and 159,899.76

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Solution

The fourth proportional to 396,554.76, 594,859.68 and 159,899.76 is: 239,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,554.76 : 594,859.68 = 159,899.76 : x
  2. Step 2: Convert to fraction form
    396,554.76/594,859.68 = 159,899.76/x
  3. Step 3: Cross multiply
    396,554.76x = 594,859.68 × 159,899.76
  4. Step 4: Simplify right side
    396,554.76x = 95,117,920,065.68
  5. Step 5: Solve for x
    x = 95,117,920,065.68/396,554.76
  6. Step 6: Final answer
    x = 239,860.74

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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.