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Finding the Fourth Proportional to 598,885.04, 826,449 and 326,958.32

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Solution

The fourth proportional to 598,885.04, 826,449 and 326,958.32 is: 451,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,885.04 : 826,449 = 326,958.32 : x
  2. Step 2: Convert to fraction form
    598,885.04/826,449 = 326,958.32/x
  3. Step 3: Cross multiply
    598,885.04x = 826,449 × 326,958.32
  4. Step 4: Simplify right side
    598,885.04x = 270,214,376,605.68
  5. Step 5: Solve for x
    x = 270,214,376,605.68/598,885.04
  6. Step 6: Final answer
    x = 451,195.74

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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.