Home / 965,713.20-1,332,849.20-557,741.76

Finding the Fourth Proportional to 965,713.20, 1,332,849.20 and 557,741.76

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Solution

The fourth proportional to 965,713.20, 1,332,849.20 and 557,741.76 is: 769,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,713.20 : 1,332,849.20 = 557,741.76 : x
  2. Step 2: Convert to fraction form
    965,713.20/1,332,849.20 = 557,741.76/x
  3. Step 3: Cross multiply
    965,713.20x = 1,332,849.20 × 557,741.76
  4. Step 4: Simplify right side
    965,713.20x = 743,385,658,622.59
  5. Step 5: Solve for x
    x = 743,385,658,622.59/965,713.20
  6. Step 6: Final answer
    x = 769,778.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.