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Finding the Fourth Proportional to 370,607.55, 511,493.27 and 234,654.14

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Solution

The fourth proportional to 370,607.55, 511,493.27 and 234,654.14 is: 323,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,607.55 : 511,493.27 = 234,654.14 : x
  2. Step 2: Convert to fraction form
    370,607.55/511,493.27 = 234,654.14/x
  3. Step 3: Cross multiply
    370,607.55x = 511,493.27 × 234,654.14
  4. Step 4: Simplify right side
    370,607.55x = 120,024,009,656.90
  5. Step 5: Solve for x
    x = 120,024,009,656.90/370,607.55
  6. Step 6: Final answer
    x = 323,857.43

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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.