Home / 329,723.90-494,715.45-130,010.30

Finding the Fourth Proportional to 329,723.90, 494,715.45 and 130,010.30

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Solution

The fourth proportional to 329,723.90, 494,715.45 and 130,010.30 is: 195,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,723.90 : 494,715.45 = 130,010.30 : x
  2. Step 2: Convert to fraction form
    329,723.90/494,715.45 = 130,010.30/x
  3. Step 3: Cross multiply
    329,723.90x = 494,715.45 × 130,010.30
  4. Step 4: Simplify right side
    329,723.90x = 64,318,104,069.14
  5. Step 5: Solve for x
    x = 64,318,104,069.14/329,723.90
  6. Step 6: Final answer
    x = 195,066.55

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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.