Home / 372,240.74-513,671.44-208,882.06

Finding the Fourth Proportional to 372,240.74, 513,671.44 and 208,882.06

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Solution

The fourth proportional to 372,240.74, 513,671.44 and 208,882.06 is: 288,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,240.74 : 513,671.44 = 208,882.06 : x
  2. Step 2: Convert to fraction form
    372,240.74/513,671.44 = 208,882.06/x
  3. Step 3: Cross multiply
    372,240.74x = 513,671.44 × 208,882.06
  4. Step 4: Simplify right side
    372,240.74x = 107,296,748,550.37
  5. Step 5: Solve for x
    x = 107,296,748,550.37/372,240.74
  6. Step 6: Final answer
    x = 288,245.58

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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.