Home / 352,984.23-487,122-191,839.29

Finding the Fourth Proportional to 352,984.23, 487,122 and 191,839.29

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Solution

The fourth proportional to 352,984.23, 487,122 and 191,839.29 is: 264,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,984.23 : 487,122 = 191,839.29 : x
  2. Step 2: Convert to fraction form
    352,984.23/487,122 = 191,839.29/x
  3. Step 3: Cross multiply
    352,984.23x = 487,122 × 191,839.29
  4. Step 4: Simplify right side
    352,984.23x = 93,449,138,623.38
  5. Step 5: Solve for x
    x = 93,449,138,623.38/352,984.23
  6. Step 6: Final answer
    x = 264,740.27

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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.