Home / 994,417.20-1,491,625.80-329,569.20

Finding the Fourth Proportional to 994,417.20, 1,491,625.80 and 329,569.20

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Solution

The fourth proportional to 994,417.20, 1,491,625.80 and 329,569.20 is: 494,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,417.20 : 1,491,625.80 = 329,569.20 : x
  2. Step 2: Convert to fraction form
    994,417.20/1,491,625.80 = 329,569.20/x
  3. Step 3: Cross multiply
    994,417.20x = 1,491,625.80 × 329,569.20
  4. Step 4: Simplify right side
    994,417.20x = 491,593,921,605.36
  5. Step 5: Solve for x
    x = 491,593,921,605.36/994,417.20
  6. Step 6: Final answer
    x = 494,353.80

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Similar ratio
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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.