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Finding the Fourth Proportional to 956,169, 1,319,513.22 and 532,233

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Solution

The fourth proportional to 956,169, 1,319,513.22 and 532,233 is: 734,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,169 : 1,319,513.22 = 532,233 : x
  2. Step 2: Convert to fraction form
    956,169/1,319,513.22 = 532,233/x
  3. Step 3: Cross multiply
    956,169x = 1,319,513.22 × 532,233
  4. Step 4: Simplify right side
    956,169x = 702,288,479,620.26
  5. Step 5: Solve for x
    x = 702,288,479,620.26/956,169
  6. Step 6: Final answer
    x = 734,481.54

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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.