Home / 482,587.20-665,964.48-267,721.92

Finding the Fourth Proportional to 482,587.20, 665,964.48 and 267,721.92

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Solution

The fourth proportional to 482,587.20, 665,964.48 and 267,721.92 is: 369,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,587.20 : 665,964.48 = 267,721.92 : x
  2. Step 2: Convert to fraction form
    482,587.20/665,964.48 = 267,721.92/x
  3. Step 3: Cross multiply
    482,587.20x = 665,964.48 × 267,721.92
  4. Step 4: Simplify right side
    482,587.20x = 178,293,289,237.40
  5. Step 5: Solve for x
    x = 178,293,289,237.40/482,587.20
  6. Step 6: Final answer
    x = 369,453.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.