Home / 613,227.42-919,771.02-163,983.30

Finding the Fourth Proportional to 613,227.42, 919,771.02 and 163,983.30

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Solution

The fourth proportional to 613,227.42, 919,771.02 and 163,983.30 is: 245,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,227.42 : 919,771.02 = 163,983.30 : x
  2. Step 2: Convert to fraction form
    613,227.42/919,771.02 = 163,983.30/x
  3. Step 3: Cross multiply
    613,227.42x = 919,771.02 × 163,983.30
  4. Step 4: Simplify right side
    613,227.42x = 150,827,087,103.97
  5. Step 5: Solve for x
    x = 150,827,087,103.97/613,227.42
  6. Step 6: Final answer
    x = 245,956.20

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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.