Home / 372,156.14-513,721.41-263,826.65

Finding the Fourth Proportional to 372,156.14, 513,721.41 and 263,826.65

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Solution

The fourth proportional to 372,156.14, 513,721.41 and 263,826.65 is: 364,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,156.14 : 513,721.41 = 263,826.65 : x
  2. Step 2: Convert to fraction form
    372,156.14/513,721.41 = 263,826.65/x
  3. Step 3: Cross multiply
    372,156.14x = 513,721.41 × 263,826.65
  4. Step 4: Simplify right side
    372,156.14x = 135,533,398,633.58
  5. Step 5: Solve for x
    x = 135,533,398,633.58/372,156.14
  6. Step 6: Final answer
    x = 364,184.23

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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.