Home / 901,542.16-1,350,166.49-521,662.31

Finding the Fourth Proportional to 901,542.16, 1,350,166.49 and 521,662.31

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Solution

The fourth proportional to 901,542.16, 1,350,166.49 and 521,662.31 is: 781,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,542.16 : 1,350,166.49 = 521,662.31 : x
  2. Step 2: Convert to fraction form
    901,542.16/1,350,166.49 = 521,662.31/x
  3. Step 3: Cross multiply
    901,542.16x = 1,350,166.49 × 521,662.31
  4. Step 4: Simplify right side
    901,542.16x = 704,330,973,414.23
  5. Step 5: Solve for x
    x = 704,330,973,414.23/901,542.16
  6. Step 6: Final answer
    x = 781,251.29

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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.