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Finding the Fourth Proportional to 649,797.89, 974,862.88 and 250,331.54

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Solution

The fourth proportional to 649,797.89, 974,862.88 and 250,331.54 is: 375,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,797.89 : 974,862.88 = 250,331.54 : x
  2. Step 2: Convert to fraction form
    649,797.89/974,862.88 = 250,331.54/x
  3. Step 3: Cross multiply
    649,797.89x = 974,862.88 × 250,331.54
  4. Step 4: Simplify right side
    649,797.89x = 244,038,920,539.09
  5. Step 5: Solve for x
    x = 244,038,920,539.09/649,797.89
  6. Step 6: Final answer
    x = 375,561.27

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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.