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Finding the Fourth Proportional to 1,523.84, 2,285.16 and 483.52

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Solution

The fourth proportional to 1,523.84, 2,285.16 and 483.52 is: 725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.84 : 2,285.16 = 483.52 : x
  2. Step 2: Convert to fraction form
    1,523.84/2,285.16 = 483.52/x
  3. Step 3: Cross multiply
    1,523.84x = 2,285.16 × 483.52
  4. Step 4: Simplify right side
    1,523.84x = 1,104,920.56
  5. Step 5: Solve for x
    x = 1,104,920.56/1,523.84
  6. Step 6: Final answer
    x = 725.09

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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.