Home / 966,549.82-1,449,269.12-398,323.20

Finding the Fourth Proportional to 966,549.82, 1,449,269.12 and 398,323.20

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Solution

The fourth proportional to 966,549.82, 1,449,269.12 and 398,323.20 is: 597,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,549.82 : 1,449,269.12 = 398,323.20 : x
  2. Step 2: Convert to fraction form
    966,549.82/1,449,269.12 = 398,323.20/x
  3. Step 3: Cross multiply
    966,549.82x = 1,449,269.12 × 398,323.20
  4. Step 4: Simplify right side
    966,549.82x = 577,277,513,539.58
  5. Step 5: Solve for x
    x = 577,277,513,539.58/966,549.82
  6. Step 6: Final answer
    x = 597,255.83

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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.