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Finding the Fourth Proportional to 294,818.22, 406,860.03 and 167,515.38

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Solution

The fourth proportional to 294,818.22, 406,860.03 and 167,515.38 is: 231,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,818.22 : 406,860.03 = 167,515.38 : x
  2. Step 2: Convert to fraction form
    294,818.22/406,860.03 = 167,515.38/x
  3. Step 3: Cross multiply
    294,818.22x = 406,860.03 × 167,515.38
  4. Step 4: Simplify right side
    294,818.22x = 68,155,312,532.26
  5. Step 5: Solve for x
    x = 68,155,312,532.26/294,818.22
  6. Step 6: Final answer
    x = 231,177.41

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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.