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Finding the Fourth Proportional to 244,279.71, 365,878.21 and 187,703.37

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Solution

The fourth proportional to 244,279.71, 365,878.21 and 187,703.37 is: 281,139.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,279.71 : 365,878.21 = 187,703.37 : x
  2. Step 2: Convert to fraction form
    244,279.71/365,878.21 = 187,703.37/x
  3. Step 3: Cross multiply
    244,279.71x = 365,878.21 × 187,703.37
  4. Step 4: Simplify right side
    244,279.71x = 68,676,573,026.57
  5. Step 5: Solve for x
    x = 68,676,573,026.57/244,279.71
  6. Step 6: Final answer
    x = 281,139.08

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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.