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Finding the Fourth Proportional to 544,069.26, 750,799.78 and 311,488.43

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Solution

The fourth proportional to 544,069.26, 750,799.78 and 311,488.43 is: 429,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,069.26 : 750,799.78 = 311,488.43 : x
  2. Step 2: Convert to fraction form
    544,069.26/750,799.78 = 311,488.43/x
  3. Step 3: Cross multiply
    544,069.26x = 750,799.78 × 311,488.43
  4. Step 4: Simplify right side
    544,069.26x = 233,865,441,351.91
  5. Step 5: Solve for x
    x = 233,865,441,351.91/544,069.26
  6. Step 6: Final answer
    x = 429,844.98

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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.