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Finding the Fourth Proportional to 336,761.88, 504,973.80 and 112,043.04

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Solution

The fourth proportional to 336,761.88, 504,973.80 and 112,043.04 is: 168,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,761.88 : 504,973.80 = 112,043.04 : x
  2. Step 2: Convert to fraction form
    336,761.88/504,973.80 = 112,043.04/x
  3. Step 3: Cross multiply
    336,761.88x = 504,973.80 × 112,043.04
  4. Step 4: Simplify right side
    336,761.88x = 56,578,799,672.35
  5. Step 5: Solve for x
    x = 56,578,799,672.35/336,761.88
  6. Step 6: Final answer
    x = 168,008.33

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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.