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Finding the Fourth Proportional to 1,466.91, 2,024.36 and 803.79

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Solution

The fourth proportional to 1,466.91, 2,024.36 and 803.79 is: 1,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.91 : 2,024.36 = 803.79 : x
  2. Step 2: Convert to fraction form
    1,466.91/2,024.36 = 803.79/x
  3. Step 3: Cross multiply
    1,466.91x = 2,024.36 × 803.79
  4. Step 4: Simplify right side
    1,466.91x = 1,627,156.31
  5. Step 5: Solve for x
    x = 1,627,156.31/1,466.91
  6. Step 6: Final answer
    x = 1,109.24

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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.