Home / 372,256.24-513,711.28-202,491.04

Finding the Fourth Proportional to 372,256.24, 513,711.28 and 202,491.04

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Solution

The fourth proportional to 372,256.24, 513,711.28 and 202,491.04 is: 279,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,256.24 : 513,711.28 = 202,491.04 : x
  2. Step 2: Convert to fraction form
    372,256.24/513,711.28 = 202,491.04/x
  3. Step 3: Cross multiply
    372,256.24x = 513,711.28 × 202,491.04
  4. Step 4: Simplify right side
    372,256.24x = 104,021,931,346.93
  5. Step 5: Solve for x
    x = 104,021,931,346.93/372,256.24
  6. Step 6: Final answer
    x = 279,436.37

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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.