Home / 372,344.38-513,837.48-202,579.72

Finding the Fourth Proportional to 372,344.38, 513,837.48 and 202,579.72

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Solution

The fourth proportional to 372,344.38, 513,837.48 and 202,579.72 is: 279,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,344.38 : 513,837.48 = 202,579.72 : x
  2. Step 2: Convert to fraction form
    372,344.38/513,837.48 = 202,579.72/x
  3. Step 3: Cross multiply
    372,344.38x = 513,837.48 × 202,579.72
  4. Step 4: Simplify right side
    372,344.38x = 104,093,052,823.91
  5. Step 5: Solve for x
    x = 104,093,052,823.91/372,344.38
  6. Step 6: Final answer
    x = 279,561.23

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1.5x scale

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.