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Finding the Fourth Proportional to 292,906.76, 404,228.76 and 165,594.20

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Solution

The fourth proportional to 292,906.76, 404,228.76 and 165,594.20 is: 228,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,906.76 : 404,228.76 = 165,594.20 : x
  2. Step 2: Convert to fraction form
    292,906.76/404,228.76 = 165,594.20/x
  3. Step 3: Cross multiply
    292,906.76x = 404,228.76 × 165,594.20
  4. Step 4: Simplify right side
    292,906.76x = 66,937,938,129.19
  5. Step 5: Solve for x
    x = 66,937,938,129.19/292,906.76
  6. Step 6: Final answer
    x = 228,529.85

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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.