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Finding the Fourth Proportional to 292,960.10, 404,295.82 and 165,628.10

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Solution

The fourth proportional to 292,960.10, 404,295.82 and 165,628.10 is: 228,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,960.10 : 404,295.82 = 165,628.10 : x
  2. Step 2: Convert to fraction form
    292,960.10/404,295.82 = 165,628.10/x
  3. Step 3: Cross multiply
    292,960.10x = 404,295.82 × 165,628.10
  4. Step 4: Simplify right side
    292,960.10x = 66,962,748,504.54
  5. Step 5: Solve for x
    x = 66,962,748,504.54/292,960.10
  6. Step 6: Final answer
    x = 228,572.93

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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.