Home / 548,029.31-821,833.56-188,133.04

Finding the Fourth Proportional to 548,029.31, 821,833.56 and 188,133.04

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Solution

The fourth proportional to 548,029.31, 821,833.56 and 188,133.04 is: 282,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,029.31 : 821,833.56 = 188,133.04 : x
  2. Step 2: Convert to fraction form
    548,029.31/821,833.56 = 188,133.04/x
  3. Step 3: Cross multiply
    548,029.31x = 821,833.56 × 188,133.04
  4. Step 4: Simplify right side
    548,029.31x = 154,614,047,044.11
  5. Step 5: Solve for x
    x = 154,614,047,044.11/548,029.31
  6. Step 6: Final answer
    x = 282,127.33

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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.