Home / 698,958.96-1,048,439.52-299,568.48

Finding the Fourth Proportional to 698,958.96, 1,048,439.52 and 299,568.48

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Solution

The fourth proportional to 698,958.96, 1,048,439.52 and 299,568.48 is: 449,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,958.96 : 1,048,439.52 = 299,568.48 : x
  2. Step 2: Convert to fraction form
    698,958.96/1,048,439.52 = 299,568.48/x
  3. Step 3: Cross multiply
    698,958.96x = 1,048,439.52 × 299,568.48
  4. Step 4: Simplify right side
    698,958.96x = 314,079,433,378.33
  5. Step 5: Solve for x
    x = 314,079,433,378.33/698,958.96
  6. Step 6: Final answer
    x = 449,353.18

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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.