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Finding the Fourth Proportional to 292,645.44, 403,883.46 and 165,329.22

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Solution

The fourth proportional to 292,645.44, 403,883.46 and 165,329.22 is: 228,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,645.44 : 403,883.46 = 165,329.22 : x
  2. Step 2: Convert to fraction form
    292,645.44/403,883.46 = 165,329.22/x
  3. Step 3: Cross multiply
    292,645.44x = 403,883.46 × 165,329.22
  4. Step 4: Simplify right side
    292,645.44x = 66,773,737,412.70
  5. Step 5: Solve for x
    x = 66,773,737,412.70/292,645.44
  6. Step 6: Final answer
    x = 228,172.83

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1.5x scale

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.