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Finding the Fourth Proportional to 292,959.72, 404,295.30 and 165,627.72

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Solution

The fourth proportional to 292,959.72, 404,295.30 and 165,627.72 is: 228,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,959.72 : 404,295.30 = 165,627.72 : x
  2. Step 2: Convert to fraction form
    292,959.72/404,295.30 = 165,627.72/x
  3. Step 3: Cross multiply
    292,959.72x = 404,295.30 × 165,627.72
  4. Step 4: Simplify right side
    292,959.72x = 66,962,508,745.72
  5. Step 5: Solve for x
    x = 66,962,508,745.72/292,959.72
  6. Step 6: Final answer
    x = 228,572.41

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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.