Home / 726,839.33-1,090,423.05-240,520.23

Finding the Fourth Proportional to 726,839.33, 1,090,423.05 and 240,520.23

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Solution

The fourth proportional to 726,839.33, 1,090,423.05 and 240,520.23 is: 360,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,839.33 : 1,090,423.05 = 240,520.23 : x
  2. Step 2: Convert to fraction form
    726,839.33/1,090,423.05 = 240,520.23/x
  3. Step 3: Cross multiply
    726,839.33x = 1,090,423.05 × 240,520.23
  4. Step 4: Simplify right side
    726,839.33x = 262,268,802,783.30
  5. Step 5: Solve for x
    x = 262,268,802,783.30/726,839.33
  6. Step 6: Final answer
    x = 360,834.63

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Double scale
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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.