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Finding the Fourth Proportional to 476,951.49, 658,184.94 and 262,091.30

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Solution

The fourth proportional to 476,951.49, 658,184.94 and 262,091.30 is: 361,681.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,951.49 : 658,184.94 = 262,091.30 : x
  2. Step 2: Convert to fraction form
    476,951.49/658,184.94 = 262,091.30/x
  3. Step 3: Cross multiply
    476,951.49x = 658,184.94 × 262,091.30
  4. Step 4: Simplify right side
    476,951.49x = 172,504,543,274.10
  5. Step 5: Solve for x
    x = 172,504,543,274.10/476,951.49
  6. Step 6: Final answer
    x = 361,681.53

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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.