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Finding the Fourth Proportional to 1,024.75, 1,546.04 and 973.52

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Solution

The fourth proportional to 1,024.75, 1,546.04 and 973.52 is: 1,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.75 : 1,546.04 = 973.52 : x
  2. Step 2: Convert to fraction form
    1,024.75/1,546.04 = 973.52/x
  3. Step 3: Cross multiply
    1,024.75x = 1,546.04 × 973.52
  4. Step 4: Simplify right side
    1,024.75x = 1,505,095.89
  5. Step 5: Solve for x
    x = 1,505,095.89/1,024.75
  6. Step 6: Final answer
    x = 1,468.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.