Home / 724,207.30-1,086,408.15-251,037.70

Finding the Fourth Proportional to 724,207.30, 1,086,408.15 and 251,037.70

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Solution

The fourth proportional to 724,207.30, 1,086,408.15 and 251,037.70 is: 376,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,207.30 : 1,086,408.15 = 251,037.70 : x
  2. Step 2: Convert to fraction form
    724,207.30/1,086,408.15 = 251,037.70/x
  3. Step 3: Cross multiply
    724,207.30x = 1,086,408.15 × 251,037.70
  4. Step 4: Simplify right side
    724,207.30x = 272,729,403,237.26
  5. Step 5: Solve for x
    x = 272,729,403,237.26/724,207.30
  6. Step 6: Final answer
    x = 376,590.24

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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.