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Finding the Fourth Proportional to 297,951.63, 446,927.27 and 87,589.59

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Solution

The fourth proportional to 297,951.63, 446,927.27 and 87,589.59 is: 131,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,951.63 : 446,927.27 = 87,589.59 : x
  2. Step 2: Convert to fraction form
    297,951.63/446,927.27 = 87,589.59/x
  3. Step 3: Cross multiply
    297,951.63x = 446,927.27 × 87,589.59
  4. Step 4: Simplify right side
    297,951.63x = 39,146,175,901.17
  5. Step 5: Solve for x
    x = 39,146,175,901.17/297,951.63
  6. Step 6: Final answer
    x = 131,384.33

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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.