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Finding the Fourth Proportional to 482,285.53, 665,587.49 and 267,445.59

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Solution

The fourth proportional to 482,285.53, 665,587.49 and 267,445.59 is: 369,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,285.53 : 665,587.49 = 267,445.59 : x
  2. Step 2: Convert to fraction form
    482,285.53/665,587.49 = 267,445.59/x
  3. Step 3: Cross multiply
    482,285.53x = 665,587.49 × 267,445.59
  4. Step 4: Simplify right side
    482,285.53x = 178,008,438,959.67
  5. Step 5: Solve for x
    x = 178,008,438,959.67/482,285.53
  6. Step 6: Final answer
    x = 369,093.47

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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.