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Finding the Fourth Proportional to 450,773.85, 676,536.21 and 237,618.30

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Solution

The fourth proportional to 450,773.85, 676,536.21 and 237,618.30 is: 356,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,773.85 : 676,536.21 = 237,618.30 : x
  2. Step 2: Convert to fraction form
    450,773.85/676,536.21 = 237,618.30/x
  3. Step 3: Cross multiply
    450,773.85x = 676,536.21 × 237,618.30
  4. Step 4: Simplify right side
    450,773.85x = 160,757,384,108.64
  5. Step 5: Solve for x
    x = 160,757,384,108.64/450,773.85
  6. Step 6: Final answer
    x = 356,625.35

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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.