Home / 877,474.26-1,313,399.07-472,098.42

Finding the Fourth Proportional to 877,474.26, 1,313,399.07 and 472,098.42

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Solution

The fourth proportional to 877,474.26, 1,313,399.07 and 472,098.42 is: 706,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,474.26 : 1,313,399.07 = 472,098.42 : x
  2. Step 2: Convert to fraction form
    877,474.26/1,313,399.07 = 472,098.42/x
  3. Step 3: Cross multiply
    877,474.26x = 1,313,399.07 × 472,098.42
  4. Step 4: Simplify right side
    877,474.26x = 620,053,625,776.47
  5. Step 5: Solve for x
    x = 620,053,625,776.47/877,474.26
  6. Step 6: Final answer
    x = 706,634.55

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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.