Home / 649,521.42-974,372.33-200,277.60

Finding the Fourth Proportional to 649,521.42, 974,372.33 and 200,277.60

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Solution

The fourth proportional to 649,521.42, 974,372.33 and 200,277.60 is: 300,444.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,521.42 : 974,372.33 = 200,277.60 : x
  2. Step 2: Convert to fraction form
    649,521.42/974,372.33 = 200,277.60/x
  3. Step 3: Cross multiply
    649,521.42x = 974,372.33 × 200,277.60
  4. Step 4: Simplify right side
    649,521.42x = 195,144,950,757.42
  5. Step 5: Solve for x
    x = 195,144,950,757.42/649,521.42
  6. Step 6: Final answer
    x = 300,444.21

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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.