Home / 372,422.24-513,853.08-219,466.68

Finding the Fourth Proportional to 372,422.24, 513,853.08 and 219,466.68

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Solution

The fourth proportional to 372,422.24, 513,853.08 and 219,466.68 is: 302,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,422.24 : 513,853.08 = 219,466.68 : x
  2. Step 2: Convert to fraction form
    372,422.24/513,853.08 = 219,466.68/x
  3. Step 3: Cross multiply
    372,422.24x = 513,853.08 × 219,466.68
  4. Step 4: Simplify right side
    372,422.24x = 112,773,629,475.37
  5. Step 5: Solve for x
    x = 112,773,629,475.37/372,422.24
  6. Step 6: Final answer
    x = 302,811.21

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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.