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Finding the Fourth Proportional to 636,992.17, 955,488.12 and 232,214.73

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Solution

The fourth proportional to 636,992.17, 955,488.12 and 232,214.73 is: 348,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,992.17 : 955,488.12 = 232,214.73 : x
  2. Step 2: Convert to fraction form
    636,992.17/955,488.12 = 232,214.73/x
  3. Step 3: Cross multiply
    636,992.17x = 955,488.12 × 232,214.73
  4. Step 4: Simplify right side
    636,992.17x = 221,878,418,684.05
  5. Step 5: Solve for x
    x = 221,878,418,684.05/636,992.17
  6. Step 6: Final answer
    x = 348,322.05

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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.