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Finding the Fourth Proportional to 325,337.70, 448,902.21 and 204,408.92

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Solution

The fourth proportional to 325,337.70, 448,902.21 and 204,408.92 is: 282,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,337.70 : 448,902.21 = 204,408.92 : x
  2. Step 2: Convert to fraction form
    325,337.70/448,902.21 = 204,408.92/x
  3. Step 3: Cross multiply
    325,337.70x = 448,902.21 × 204,408.92
  4. Step 4: Simplify right side
    325,337.70x = 91,759,615,931.71
  5. Step 5: Solve for x
    x = 91,759,615,931.71/325,337.70
  6. Step 6: Final answer
    x = 282,044.21

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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.