Home / 693,016.75-1,039,939.85-299,032.75

Finding the Fourth Proportional to 693,016.75, 1,039,939.85 and 299,032.75

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Solution

The fourth proportional to 693,016.75, 1,039,939.85 and 299,032.75 is: 448,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,016.75 : 1,039,939.85 = 299,032.75 : x
  2. Step 2: Convert to fraction form
    693,016.75/1,039,939.85 = 299,032.75/x
  3. Step 3: Cross multiply
    693,016.75x = 1,039,939.85 × 299,032.75
  4. Step 4: Simplify right side
    693,016.75x = 310,976,073,180.09
  5. Step 5: Solve for x
    x = 310,976,073,180.09/693,016.75
  6. Step 6: Final answer
    x = 448,728.08

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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.