Home / 739,037.78-1,108,212.12-383,956.46

Finding the Fourth Proportional to 739,037.78, 1,108,212.12 and 383,956.46

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Solution

The fourth proportional to 739,037.78, 1,108,212.12 and 383,956.46 is: 575,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,037.78 : 1,108,212.12 = 383,956.46 : x
  2. Step 2: Convert to fraction form
    739,037.78/1,108,212.12 = 383,956.46/x
  3. Step 3: Cross multiply
    739,037.78x = 1,108,212.12 × 383,956.46
  4. Step 4: Simplify right side
    739,037.78x = 425,505,202,524.30
  5. Step 5: Solve for x
    x = 425,505,202,524.30/739,037.78
  6. Step 6: Final answer
    x = 575,755.68

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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.