Home / 720,683.19-1,080,180.41-293,952.69

Finding the Fourth Proportional to 720,683.19, 1,080,180.41 and 293,952.69

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Solution

The fourth proportional to 720,683.19, 1,080,180.41 and 293,952.69 is: 440,584.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,683.19 : 1,080,180.41 = 293,952.69 : x
  2. Step 2: Convert to fraction form
    720,683.19/1,080,180.41 = 293,952.69/x
  3. Step 3: Cross multiply
    720,683.19x = 1,080,180.41 × 293,952.69
  4. Step 4: Simplify right side
    720,683.19x = 317,521,935,735.04
  5. Step 5: Solve for x
    x = 317,521,935,735.04/720,683.19
  6. Step 6: Final answer
    x = 440,584.63

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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.