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Finding the Fourth Proportional to 683.24, 1,024.24 and 463.94

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Solution

The fourth proportional to 683.24, 1,024.24 and 463.94 is: 695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    683.24 : 1,024.24 = 463.94 : x
  2. Step 2: Convert to fraction form
    683.24/1,024.24 = 463.94/x
  3. Step 3: Cross multiply
    683.24x = 1,024.24 × 463.94
  4. Step 4: Simplify right side
    683.24x = 475,185.91
  5. Step 5: Solve for x
    x = 475,185.91/683.24
  6. Step 6: Final answer
    x = 695.49

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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.