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Finding the Fourth Proportional to 598,265.64, 825,609.15 and 326,339.46

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Solution

The fourth proportional to 598,265.64, 825,609.15 and 326,339.46 is: 450,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,265.64 : 825,609.15 = 326,339.46 : x
  2. Step 2: Convert to fraction form
    598,265.64/825,609.15 = 326,339.46/x
  3. Step 3: Cross multiply
    598,265.64x = 825,609.15 × 326,339.46
  4. Step 4: Simplify right side
    598,265.64x = 269,428,844,182.06
  5. Step 5: Solve for x
    x = 269,428,844,182.06/598,265.64
  6. Step 6: Final answer
    x = 450,349.85

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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.