Home / 482,822.60-666,264.12-267,962.80

Finding the Fourth Proportional to 482,822.60, 666,264.12 and 267,962.80

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Solution

The fourth proportional to 482,822.60, 666,264.12 and 267,962.80 is: 369,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,822.60 : 666,264.12 = 267,962.80 : x
  2. Step 2: Convert to fraction form
    482,822.60/666,264.12 = 267,962.80/x
  3. Step 3: Cross multiply
    482,822.60x = 666,264.12 × 267,962.80
  4. Step 4: Simplify right side
    482,822.60x = 178,533,999,134.74
  5. Step 5: Solve for x
    x = 178,533,999,134.74/482,822.60
  6. Step 6: Final answer
    x = 369,771.42

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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.