Home / 372,222.16-513,619.96-251,625.84

Finding the Fourth Proportional to 372,222.16, 513,619.96 and 251,625.84

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Solution

The fourth proportional to 372,222.16, 513,619.96 and 251,625.84 is: 347,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,222.16 : 513,619.96 = 251,625.84 : x
  2. Step 2: Convert to fraction form
    372,222.16/513,619.96 = 251,625.84/x
  3. Step 3: Cross multiply
    372,222.16x = 513,619.96 × 251,625.84
  4. Step 4: Simplify right side
    372,222.16x = 129,240,053,875.77
  5. Step 5: Solve for x
    x = 129,240,053,875.77/372,222.16
  6. Step 6: Final answer
    x = 347,212.14

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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.