Home / 372,329.52-513,816.98-202,564.86

Finding the Fourth Proportional to 372,329.52, 513,816.98 and 202,564.86

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Solution

The fourth proportional to 372,329.52, 513,816.98 and 202,564.86 is: 279,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,329.52 : 513,816.98 = 202,564.86 : x
  2. Step 2: Convert to fraction form
    372,329.52/513,816.98 = 202,564.86/x
  3. Step 3: Cross multiply
    372,329.52x = 513,816.98 × 202,564.86
  4. Step 4: Simplify right side
    372,329.52x = 104,081,264,619.32
  5. Step 5: Solve for x
    x = 104,081,264,619.32/372,329.52
  6. Step 6: Final answer
    x = 279,540.73

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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.