Home / 810,391.02-1,215,634.02-304,956.24

Finding the Fourth Proportional to 810,391.02, 1,215,634.02 and 304,956.24

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Solution

The fourth proportional to 810,391.02, 1,215,634.02 and 304,956.24 is: 457,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,391.02 : 1,215,634.02 = 304,956.24 : x
  2. Step 2: Convert to fraction form
    810,391.02/1,215,634.02 = 304,956.24/x
  3. Step 3: Cross multiply
    810,391.02x = 1,215,634.02 × 304,956.24
  4. Step 4: Simplify right side
    810,391.02x = 370,715,179,955.29
  5. Step 5: Solve for x
    x = 370,715,179,955.29/810,391.02
  6. Step 6: Final answer
    x = 457,452.23

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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.