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Finding the Fourth Proportional to 297,444.54, 446,134.17 and 87,084.54

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Solution

The fourth proportional to 297,444.54, 446,134.17 and 87,084.54 is: 130,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,444.54 : 446,134.17 = 87,084.54 : x
  2. Step 2: Convert to fraction form
    297,444.54/446,134.17 = 87,084.54/x
  3. Step 3: Cross multiply
    297,444.54x = 446,134.17 × 87,084.54
  4. Step 4: Simplify right side
    297,444.54x = 38,851,388,972.73
  5. Step 5: Solve for x
    x = 38,851,388,972.73/297,444.54
  6. Step 6: Final answer
    x = 130,617.25

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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.