Home / 884,825.91-1,221,163.56-502,910.10

Finding the Fourth Proportional to 884,825.91, 1,221,163.56 and 502,910.10

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Solution

The fourth proportional to 884,825.91, 1,221,163.56 and 502,910.10 is: 694,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,825.91 : 1,221,163.56 = 502,910.10 : x
  2. Step 2: Convert to fraction form
    884,825.91/1,221,163.56 = 502,910.10/x
  3. Step 3: Cross multiply
    884,825.91x = 1,221,163.56 × 502,910.10
  4. Step 4: Simplify right side
    884,825.91x = 614,135,488,075.96
  5. Step 5: Solve for x
    x = 614,135,488,075.96/884,825.91
  6. Step 6: Final answer
    x = 694,074.94

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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.