Home / 724,404.42-1,086,360.57-250,979.27

Finding the Fourth Proportional to 724,404.42, 1,086,360.57 and 250,979.27

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Solution

The fourth proportional to 724,404.42, 1,086,360.57 and 250,979.27 is: 376,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,404.42 : 1,086,360.57 = 250,979.27 : x
  2. Step 2: Convert to fraction form
    724,404.42/1,086,360.57 = 250,979.27/x
  3. Step 3: Cross multiply
    724,404.42x = 1,086,360.57 × 250,979.27
  4. Step 4: Simplify right side
    724,404.42x = 272,653,977,383.58
  5. Step 5: Solve for x
    x = 272,653,977,383.58/724,404.42
  6. Step 6: Final answer
    x = 376,383.65

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Double scale
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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.