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Finding the Fourth Proportional to 1,673.33, 2,510.73 and 578.48

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Solution

The fourth proportional to 1,673.33, 2,510.73 and 578.48 is: 867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.33 : 2,510.73 = 578.48 : x
  2. Step 2: Convert to fraction form
    1,673.33/2,510.73 = 578.48/x
  3. Step 3: Cross multiply
    1,673.33x = 2,510.73 × 578.48
  4. Step 4: Simplify right side
    1,673.33x = 1,452,394.54
  5. Step 5: Solve for x
    x = 1,452,394.54/1,673.33
  6. Step 6: Final answer
    x = 867.97

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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.