Home / 372,341.88-513,834.03-202,577.22

Finding the Fourth Proportional to 372,341.88, 513,834.03 and 202,577.22

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Solution

The fourth proportional to 372,341.88, 513,834.03 and 202,577.22 is: 279,557.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,341.88 : 513,834.03 = 202,577.22 : x
  2. Step 2: Convert to fraction form
    372,341.88/513,834.03 = 202,577.22/x
  3. Step 3: Cross multiply
    372,341.88x = 513,834.03 × 202,577.22
  4. Step 4: Simplify right side
    372,341.88x = 104,091,069,338.80
  5. Step 5: Solve for x
    x = 104,091,069,338.80/372,341.88
  6. Step 6: Final answer
    x = 279,557.78

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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.