Home / 693,016.25-1,039,939.10-299,032.25

Finding the Fourth Proportional to 693,016.25, 1,039,939.10 and 299,032.25

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Solution

The fourth proportional to 693,016.25, 1,039,939.10 and 299,032.25 is: 448,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,016.25 : 1,039,939.10 = 299,032.25 : x
  2. Step 2: Convert to fraction form
    693,016.25/1,039,939.10 = 299,032.25/x
  3. Step 3: Cross multiply
    693,016.25x = 1,039,939.10 × 299,032.25
  4. Step 4: Simplify right side
    693,016.25x = 310,975,327,440.81
  5. Step 5: Solve for x
    x = 310,975,327,440.81/693,016.25
  6. Step 6: Final answer
    x = 448,727.32

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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.