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Finding the Fourth Proportional to 305,537.00, 458,308.94 and 92,306.66

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Solution

The fourth proportional to 305,537.00, 458,308.94 and 92,306.66 is: 138,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,537.00 : 458,308.94 = 92,306.66 : x
  2. Step 2: Convert to fraction form
    305,537.00/458,308.94 = 92,306.66/x
  3. Step 3: Cross multiply
    305,537.00x = 458,308.94 × 92,306.66
  4. Step 4: Simplify right side
    305,537.00x = 42,304,964,746.46
  5. Step 5: Solve for x
    x = 42,304,964,746.46/305,537.00
  6. Step 6: Final answer
    x = 138,461.02

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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.