Home / 349,949.35-482,803.80-229,159.52

Finding the Fourth Proportional to 349,949.35, 482,803.80 and 229,159.52

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Solution

The fourth proportional to 349,949.35, 482,803.80 and 229,159.52 is: 316,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,949.35 : 482,803.80 = 229,159.52 : x
  2. Step 2: Convert to fraction form
    349,949.35/482,803.80 = 229,159.52/x
  3. Step 3: Cross multiply
    349,949.35x = 482,803.80 × 229,159.52
  4. Step 4: Simplify right side
    349,949.35x = 110,639,087,062.18
  5. Step 5: Solve for x
    x = 110,639,087,062.18/349,949.35
  6. Step 6: Final answer
    x = 316,157.43

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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.