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Finding the Fourth Proportional to 598,562.53, 826,015.19 and 326,630.68

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Solution

The fourth proportional to 598,562.53, 826,015.19 and 326,630.68 is: 450,749.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,562.53 : 826,015.19 = 326,630.68 : x
  2. Step 2: Convert to fraction form
    598,562.53/826,015.19 = 326,630.68/x
  3. Step 3: Cross multiply
    598,562.53x = 826,015.19 × 326,630.68
  4. Step 4: Simplify right side
    598,562.53x = 269,801,899,501.84
  5. Step 5: Solve for x
    x = 269,801,899,501.84/598,562.53
  6. Step 6: Final answer
    x = 450,749.73

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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.