Home / 965,196.54-1,332,034.20-557,315.55

Finding the Fourth Proportional to 965,196.54, 1,332,034.20 and 557,315.55

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Solution

The fourth proportional to 965,196.54, 1,332,034.20 and 557,315.55 is: 769,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,196.54 : 1,332,034.20 = 557,315.55 : x
  2. Step 2: Convert to fraction form
    965,196.54/1,332,034.20 = 557,315.55/x
  3. Step 3: Cross multiply
    965,196.54x = 1,332,034.20 × 557,315.55
  4. Step 4: Simplify right side
    965,196.54x = 742,363,372,791.81
  5. Step 5: Solve for x
    x = 742,363,372,791.81/965,196.54
  6. Step 6: Final answer
    x = 769,131.82

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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.