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Finding the Fourth Proportional to 598,325.58, 825,691.95 and 326,399.58

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Solution

The fourth proportional to 598,325.58, 825,691.95 and 326,399.58 is: 450,432.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,325.58 : 825,691.95 = 326,399.58 : x
  2. Step 2: Convert to fraction form
    598,325.58/825,691.95 = 326,399.58/x
  3. Step 3: Cross multiply
    598,325.58x = 825,691.95 × 326,399.58
  4. Step 4: Simplify right side
    598,325.58x = 269,505,505,689.38
  5. Step 5: Solve for x
    x = 269,505,505,689.38/598,325.58
  6. Step 6: Final answer
    x = 450,432.87

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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.