Home / 372,163.79-513,701.66-295,818.36

Finding the Fourth Proportional to 372,163.79, 513,701.66 and 295,818.36

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Solution

The fourth proportional to 372,163.79, 513,701.66 and 295,818.36 is: 408,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,163.79 : 513,701.66 = 295,818.36 : x
  2. Step 2: Convert to fraction form
    372,163.79/513,701.66 = 295,818.36/x
  3. Step 3: Cross multiply
    372,163.79x = 513,701.66 × 295,818.36
  4. Step 4: Simplify right side
    372,163.79x = 151,962,382,590.48
  5. Step 5: Solve for x
    x = 151,962,382,590.48/372,163.79
  6. Step 6: Final answer
    x = 408,321.25

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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.