Home / 465,769.32-699,244.38-387,836.52

Finding the Fourth Proportional to 465,769.32, 699,244.38 and 387,836.52

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Solution

The fourth proportional to 465,769.32, 699,244.38 and 387,836.52 is: 582,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,769.32 : 699,244.38 = 387,836.52 : x
  2. Step 2: Convert to fraction form
    465,769.32/699,244.38 = 387,836.52/x
  3. Step 3: Cross multiply
    465,769.32x = 699,244.38 × 387,836.52
  4. Step 4: Simplify right side
    465,769.32x = 271,192,506,968.76
  5. Step 5: Solve for x
    x = 271,192,506,968.76/465,769.32
  6. Step 6: Final answer
    x = 582,246.39

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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.