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Finding the Fourth Proportional to 482,392.66, 665,741.76 and 267,602.10

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Solution

The fourth proportional to 482,392.66, 665,741.76 and 267,602.10 is: 369,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,392.66 : 665,741.76 = 267,602.10 : x
  2. Step 2: Convert to fraction form
    482,392.66/665,741.76 = 267,602.10/x
  3. Step 3: Cross multiply
    482,392.66x = 665,741.76 × 267,602.10
  4. Step 4: Simplify right side
    482,392.66x = 178,153,893,033.70
  5. Step 5: Solve for x
    x = 178,153,893,033.70/482,392.66
  6. Step 6: Final answer
    x = 369,313.03

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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.