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Finding the Fourth Proportional to 835,195.72, 1,152,571.14 and 453,229

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Solution

The fourth proportional to 835,195.72, 1,152,571.14 and 453,229 is: 625,456.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,195.72 : 1,152,571.14 = 453,229 : x
  2. Step 2: Convert to fraction form
    835,195.72/1,152,571.14 = 453,229/x
  3. Step 3: Cross multiply
    835,195.72x = 1,152,571.14 × 453,229
  4. Step 4: Simplify right side
    835,195.72x = 522,378,665,211.06
  5. Step 5: Solve for x
    x = 522,378,665,211.06/835,195.72
  6. Step 6: Final answer
    x = 625,456.59

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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.