Home / 372,530.88-513,941.76-227,262.24

Finding the Fourth Proportional to 372,530.88, 513,941.76 and 227,262.24

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Solution

The fourth proportional to 372,530.88, 513,941.76 and 227,262.24 is: 313,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,530.88 : 513,941.76 = 227,262.24 : x
  2. Step 2: Convert to fraction form
    372,530.88/513,941.76 = 227,262.24/x
  3. Step 3: Cross multiply
    372,530.88x = 513,941.76 × 227,262.24
  4. Step 4: Simplify right side
    372,530.88x = 116,799,555,607.14
  5. Step 5: Solve for x
    x = 116,799,555,607.14/372,530.88
  6. Step 6: Final answer
    x = 313,529.86

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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.