Home / 308,278.28-462,407.01-108,593.46

Finding the Fourth Proportional to 308,278.28, 462,407.01 and 108,593.46

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Solution

The fourth proportional to 308,278.28, 462,407.01 and 108,593.46 is: 162,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,278.28 : 462,407.01 = 108,593.46 : x
  2. Step 2: Convert to fraction form
    308,278.28/462,407.01 = 108,593.46/x
  3. Step 3: Cross multiply
    308,278.28x = 462,407.01 × 108,593.46
  4. Step 4: Simplify right side
    308,278.28x = 50,214,376,601.19
  5. Step 5: Solve for x
    x = 50,214,376,601.19/308,278.28
  6. Step 6: Final answer
    x = 162,886.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.