Home / 330,277.06-455,793.08-187,034.03

Finding the Fourth Proportional to 330,277.06, 455,793.08 and 187,034.03

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Solution

The fourth proportional to 330,277.06, 455,793.08 and 187,034.03 is: 258,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,277.06 : 455,793.08 = 187,034.03 : x
  2. Step 2: Convert to fraction form
    330,277.06/455,793.08 = 187,034.03/x
  3. Step 3: Cross multiply
    330,277.06x = 455,793.08 × 187,034.03
  4. Step 4: Simplify right side
    330,277.06x = 85,248,815,093.60
  5. Step 5: Solve for x
    x = 85,248,815,093.60/330,277.06
  6. Step 6: Final answer
    x = 258,113.04

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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.