Home / 330,462.07-456,039.16-187,250.02

Finding the Fourth Proportional to 330,462.07, 456,039.16 and 187,250.02

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Solution

The fourth proportional to 330,462.07, 456,039.16 and 187,250.02 is: 258,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,462.07 : 456,039.16 = 187,250.02 : x
  2. Step 2: Convert to fraction form
    330,462.07/456,039.16 = 187,250.02/x
  3. Step 3: Cross multiply
    330,462.07x = 456,039.16 × 187,250.02
  4. Step 4: Simplify right side
    330,462.07x = 85,393,340,222.56
  5. Step 5: Solve for x
    x = 85,393,340,222.56/330,462.07
  6. Step 6: Final answer
    x = 258,405.88

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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.