Home / 330,252.46-455,752.38-187,008.82

Finding the Fourth Proportional to 330,252.46, 455,752.38 and 187,008.82

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Solution

The fourth proportional to 330,252.46, 455,752.38 and 187,008.82 is: 258,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,252.46 : 455,752.38 = 187,008.82 : x
  2. Step 2: Convert to fraction form
    330,252.46/455,752.38 = 187,008.82/x
  3. Step 3: Cross multiply
    330,252.46x = 455,752.38 × 187,008.82
  4. Step 4: Simplify right side
    330,252.46x = 85,229,714,795.99
  5. Step 5: Solve for x
    x = 85,229,714,795.99/330,252.46
  6. Step 6: Final answer
    x = 258,074.43

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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.