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Finding the Fourth Proportional to 232,287.76, 320,694.53 and 146,320.44

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Solution

The fourth proportional to 232,287.76, 320,694.53 and 146,320.44 is: 202,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,287.76 : 320,694.53 = 146,320.44 : x
  2. Step 2: Convert to fraction form
    232,287.76/320,694.53 = 146,320.44/x
  3. Step 3: Cross multiply
    232,287.76x = 320,694.53 × 146,320.44
  4. Step 4: Simplify right side
    232,287.76x = 46,924,164,003.59
  5. Step 5: Solve for x
    x = 46,924,164,003.59/232,287.76
  6. Step 6: Final answer
    x = 202,008.77

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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.