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Finding the Fourth Proportional to 292,960.47, 404,296.34 and 165,628.47

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Solution

The fourth proportional to 292,960.47, 404,296.34 and 165,628.47 is: 228,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,960.47 : 404,296.34 = 165,628.47 : x
  2. Step 2: Convert to fraction form
    292,960.47/404,296.34 = 165,628.47/x
  3. Step 3: Cross multiply
    292,960.47x = 404,296.34 × 165,628.47
  4. Step 4: Simplify right side
    292,960.47x = 66,962,983,392.66
  5. Step 5: Solve for x
    x = 66,962,983,392.66/292,960.47
  6. Step 6: Final answer
    x = 228,573.44

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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.