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Finding the Fourth Proportional to 1,650.07, 2,475.24 and 554.14

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Solution

The fourth proportional to 1,650.07, 2,475.24 and 554.14 is: 831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650.07 : 2,475.24 = 554.14 : x
  2. Step 2: Convert to fraction form
    1,650.07/2,475.24 = 554.14/x
  3. Step 3: Cross multiply
    1,650.07x = 2,475.24 × 554.14
  4. Step 4: Simplify right side
    1,650.07x = 1,371,629.49
  5. Step 5: Solve for x
    x = 1,371,629.49/1,650.07
  6. Step 6: Final answer
    x = 831.26

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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.