Home / 721,063.98-1,080,833.24-271,590.37

Finding the Fourth Proportional to 721,063.98, 1,080,833.24 and 271,590.37

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Solution

The fourth proportional to 721,063.98, 1,080,833.24 and 271,590.37 is: 407,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,063.98 : 1,080,833.24 = 271,590.37 : x
  2. Step 2: Convert to fraction form
    721,063.98/1,080,833.24 = 271,590.37/x
  3. Step 3: Cross multiply
    721,063.98x = 1,080,833.24 × 271,590.37
  4. Step 4: Simplify right side
    721,063.98x = 293,543,899,559.90
  5. Step 5: Solve for x
    x = 293,543,899,559.90/721,063.98
  6. Step 6: Final answer
    x = 407,098.27

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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.