Home / 370,895.97-511,839.66-201,130.11

Finding the Fourth Proportional to 370,895.97, 511,839.66 and 201,130.11

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Solution

The fourth proportional to 370,895.97, 511,839.66 and 201,130.11 is: 277,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,895.97 : 511,839.66 = 201,130.11 : x
  2. Step 2: Convert to fraction form
    370,895.97/511,839.66 = 201,130.11/x
  3. Step 3: Cross multiply
    370,895.97x = 511,839.66 × 201,130.11
  4. Step 4: Simplify right side
    370,895.97x = 102,946,367,118.16
  5. Step 5: Solve for x
    x = 102,946,367,118.16/370,895.97
  6. Step 6: Final answer
    x = 277,561.30

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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.