Home / 370,617.10-511,451.36-200,851.23

Finding the Fourth Proportional to 370,617.10, 511,451.36 and 200,851.23

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Solution

The fourth proportional to 370,617.10, 511,451.36 and 200,851.23 is: 277,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,617.10 : 511,451.36 = 200,851.23 : x
  2. Step 2: Convert to fraction form
    370,617.10/511,451.36 = 200,851.23/x
  3. Step 3: Cross multiply
    370,617.10x = 511,451.36 × 200,851.23
  4. Step 4: Simplify right side
    370,617.10x = 102,725,631,179.66
  5. Step 5: Solve for x
    x = 102,725,631,179.66/370,617.10
  6. Step 6: Final answer
    x = 277,174.56

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1.5x scale

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.