Home / 330,226.52-455,714.25-187,014.47

Finding the Fourth Proportional to 330,226.52, 455,714.25 and 187,014.47

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Solution

The fourth proportional to 330,226.52, 455,714.25 and 187,014.47 is: 258,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,226.52 : 455,714.25 = 187,014.47 : x
  2. Step 2: Convert to fraction form
    330,226.52/455,714.25 = 187,014.47/x
  3. Step 3: Cross multiply
    330,226.52x = 455,714.25 × 187,014.47
  4. Step 4: Simplify right side
    330,226.52x = 85,225,158,935.20
  5. Step 5: Solve for x
    x = 85,225,158,935.20/330,226.52
  6. Step 6: Final answer
    x = 258,080.90

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1.5x scale

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.