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Finding the Fourth Proportional to 1,463.24, 2,019.25 and 833.80

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Solution

The fourth proportional to 1,463.24, 2,019.25 and 833.80 is: 1,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.24 : 2,019.25 = 833.80 : x
  2. Step 2: Convert to fraction form
    1,463.24/2,019.25 = 833.80/x
  3. Step 3: Cross multiply
    1,463.24x = 2,019.25 × 833.80
  4. Step 4: Simplify right side
    1,463.24x = 1,683,648.57
  5. Step 5: Solve for x
    x = 1,683,648.57/1,463.24
  6. Step 6: Final answer
    x = 1,150.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.