Home / 372,236.49-513,731.96-219,266.77

Finding the Fourth Proportional to 372,236.49, 513,731.96 and 219,266.77

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Solution

The fourth proportional to 372,236.49, 513,731.96 and 219,266.77 is: 302,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,236.49 : 513,731.96 = 219,266.77 : x
  2. Step 2: Convert to fraction form
    372,236.49/513,731.96 = 219,266.77/x
  3. Step 3: Cross multiply
    372,236.49x = 513,731.96 × 219,266.77
  4. Step 4: Simplify right side
    372,236.49x = 112,644,347,514.97
  5. Step 5: Solve for x
    x = 112,644,347,514.97/372,236.49
  6. Step 6: Final answer
    x = 302,615.01

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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.