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Finding the Fourth Proportional to 542,573.84, 813,207.94 and 200,744.73

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Solution

The fourth proportional to 542,573.84, 813,207.94 and 200,744.73 is: 300,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,573.84 : 813,207.94 = 200,744.73 : x
  2. Step 2: Convert to fraction form
    542,573.84/813,207.94 = 200,744.73/x
  3. Step 3: Cross multiply
    542,573.84x = 813,207.94 × 200,744.73
  4. Step 4: Simplify right side
    542,573.84x = 163,247,207,847.29
  5. Step 5: Solve for x
    x = 163,247,207,847.29/542,573.84
  6. Step 6: Final answer
    x = 300,875.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.