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Finding the Fourth Proportional to 270,045.80, 404,874.30 and 151,753.40

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Solution

The fourth proportional to 270,045.80, 404,874.30 and 151,753.40 is: 227,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,045.80 : 404,874.30 = 151,753.40 : x
  2. Step 2: Convert to fraction form
    270,045.80/404,874.30 = 151,753.40/x
  3. Step 3: Cross multiply
    270,045.80x = 404,874.30 × 151,753.40
  4. Step 4: Simplify right side
    270,045.80x = 61,441,051,597.62
  5. Step 5: Solve for x
    x = 61,441,051,597.62/270,045.80
  6. Step 6: Final answer
    x = 227,520.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.