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Finding the Fourth Proportional to 538,575.60, 807,616.08 and 183,445.12

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Solution

The fourth proportional to 538,575.60, 807,616.08 and 183,445.12 is: 275,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,575.60 : 807,616.08 = 183,445.12 : x
  2. Step 2: Convert to fraction form
    538,575.60/807,616.08 = 183,445.12/x
  3. Step 3: Cross multiply
    538,575.60x = 807,616.08 × 183,445.12
  4. Step 4: Simplify right side
    538,575.60x = 148,153,228,709.53
  5. Step 5: Solve for x
    x = 148,153,228,709.53/538,575.60
  6. Step 6: Final answer
    x = 275,083.44

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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.