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Finding the Fourth Proportional to 536,008.80, 804,627.60 and 314,517.60

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Solution

The fourth proportional to 536,008.80, 804,627.60 and 314,517.60 is: 472,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,008.80 : 804,627.60 = 314,517.60 : x
  2. Step 2: Convert to fraction form
    536,008.80/804,627.60 = 314,517.60/x
  3. Step 3: Cross multiply
    536,008.80x = 804,627.60 × 314,517.60
  4. Step 4: Simplify right side
    536,008.80x = 253,069,541,645.76
  5. Step 5: Solve for x
    x = 253,069,541,645.76/536,008.80
  6. Step 6: Final answer
    x = 472,136.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.