Home / 482,864.91-666,348.76-267,999.45

Finding the Fourth Proportional to 482,864.91, 666,348.76 and 267,999.45

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Solution

The fourth proportional to 482,864.91, 666,348.76 and 267,999.45 is: 369,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,864.91 : 666,348.76 = 267,999.45 : x
  2. Step 2: Convert to fraction form
    482,864.91/666,348.76 = 267,999.45/x
  3. Step 3: Cross multiply
    482,864.91x = 666,348.76 × 267,999.45
  4. Step 4: Simplify right side
    482,864.91x = 178,581,101,188.18
  5. Step 5: Solve for x
    x = 178,581,101,188.18/482,864.91
  6. Step 6: Final answer
    x = 369,836.57

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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.