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Finding the Fourth Proportional to 1,466.72, 2,024.07 and 803.60

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Solution

The fourth proportional to 1,466.72, 2,024.07 and 803.60 is: 1,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.72 : 2,024.07 = 803.60 : x
  2. Step 2: Convert to fraction form
    1,466.72/2,024.07 = 803.60/x
  3. Step 3: Cross multiply
    1,466.72x = 2,024.07 × 803.60
  4. Step 4: Simplify right side
    1,466.72x = 1,626,535.94
  5. Step 5: Solve for x
    x = 1,626,535.94/1,466.72
  6. Step 6: Final answer
    x = 1,108.96

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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.