Home / 671,527.80-1,006,514.10-271,906.20

Finding the Fourth Proportional to 671,527.80, 1,006,514.10 and 271,906.20

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Solution

The fourth proportional to 671,527.80, 1,006,514.10 and 271,906.20 is: 407,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,527.80 : 1,006,514.10 = 271,906.20 : x
  2. Step 2: Convert to fraction form
    671,527.80/1,006,514.10 = 271,906.20/x
  3. Step 3: Cross multiply
    671,527.80x = 1,006,514.10 × 271,906.20
  4. Step 4: Simplify right side
    671,527.80x = 273,677,424,177.42
  5. Step 5: Solve for x
    x = 273,677,424,177.42/671,527.80
  6. Step 6: Final answer
    x = 407,544.44

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Half scale
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Double scale
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Similar ratio
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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.