Home / 372,235.66-513,546.04-219,180.29

Finding the Fourth Proportional to 372,235.66, 513,546.04 and 219,180.29

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Solution

The fourth proportional to 372,235.66, 513,546.04 and 219,180.29 is: 302,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,235.66 : 513,546.04 = 219,180.29 : x
  2. Step 2: Convert to fraction form
    372,235.66/513,546.04 = 219,180.29/x
  3. Step 3: Cross multiply
    372,235.66x = 513,546.04 × 219,180.29
  4. Step 4: Simplify right side
    372,235.66x = 112,559,166,859.87
  5. Step 5: Solve for x
    x = 112,559,166,859.87/372,235.66
  6. Step 6: Final answer
    x = 302,386.85

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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.