Home / 330,808.04-456,619.06-187,663.24

Finding the Fourth Proportional to 330,808.04, 456,619.06 and 187,663.24

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Solution

The fourth proportional to 330,808.04, 456,619.06 and 187,663.24 is: 259,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,808.04 : 456,619.06 = 187,663.24 : x
  2. Step 2: Convert to fraction form
    330,808.04/456,619.06 = 187,663.24/x
  3. Step 3: Cross multiply
    330,808.04x = 456,619.06 × 187,663.24
  4. Step 4: Simplify right side
    330,808.04x = 85,690,612,245.35
  5. Step 5: Solve for x
    x = 85,690,612,245.35/330,808.04
  6. Step 6: Final answer
    x = 259,034.25

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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.