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Finding the Fourth Proportional to 501,048.80, 751,573.20 and 329,806.70

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Solution

The fourth proportional to 501,048.80, 751,573.20 and 329,806.70 is: 494,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,048.80 : 751,573.20 = 329,806.70 : x
  2. Step 2: Convert to fraction form
    501,048.80/751,573.20 = 329,806.70/x
  3. Step 3: Cross multiply
    501,048.80x = 751,573.20 × 329,806.70
  4. Step 4: Simplify right side
    501,048.80x = 247,873,876,900.44
  5. Step 5: Solve for x
    x = 247,873,876,900.44/501,048.80
  6. Step 6: Final answer
    x = 494,710.05

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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.