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Finding the Fourth Proportional to 544,554.90, 751,377.87 and 329,714.96

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Solution

The fourth proportional to 544,554.90, 751,377.87 and 329,714.96 is: 454,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,554.90 : 751,377.87 = 329,714.96 : x
  2. Step 2: Convert to fraction form
    544,554.90/751,377.87 = 329,714.96/x
  3. Step 3: Cross multiply
    544,554.90x = 751,377.87 × 329,714.96
  4. Step 4: Simplify right side
    544,554.90x = 247,740,520,595.05
  5. Step 5: Solve for x
    x = 247,740,520,595.05/544,554.90
  6. Step 6: Final answer
    x = 454,941.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.