Home / 307,824.30-461,736.45-141,936.30

Finding the Fourth Proportional to 307,824.30, 461,736.45 and 141,936.30

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Solution

The fourth proportional to 307,824.30, 461,736.45 and 141,936.30 is: 212,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824.30 : 461,736.45 = 141,936.30 : x
  2. Step 2: Convert to fraction form
    307,824.30/461,736.45 = 141,936.30/x
  3. Step 3: Cross multiply
    307,824.30x = 461,736.45 × 141,936.30
  4. Step 4: Simplify right side
    307,824.30x = 65,537,163,288.14
  5. Step 5: Solve for x
    x = 65,537,163,288.14/307,824.30
  6. Step 6: Final answer
    x = 212,904.45

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Similar ratio
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1.5x scale

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.