Home / 655,749.95-983,757.52-276,671.62

Finding the Fourth Proportional to 655,749.95, 983,757.52 and 276,671.62

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Solution

The fourth proportional to 655,749.95, 983,757.52 and 276,671.62 is: 415,063.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,749.95 : 983,757.52 = 276,671.62 : x
  2. Step 2: Convert to fraction form
    655,749.95/983,757.52 = 276,671.62/x
  3. Step 3: Cross multiply
    655,749.95x = 983,757.52 × 276,671.62
  4. Step 4: Simplify right side
    655,749.95x = 272,177,788,321.12
  5. Step 5: Solve for x
    x = 272,177,788,321.12/655,749.95
  6. Step 6: Final answer
    x = 415,063.38

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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.