Home / 310,617.03-427,593.69-229,892.43

Finding the Fourth Proportional to 310,617.03, 427,593.69 and 229,892.43

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Solution

The fourth proportional to 310,617.03, 427,593.69 and 229,892.43 is: 316,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,617.03 : 427,593.69 = 229,892.43 : x
  2. Step 2: Convert to fraction form
    310,617.03/427,593.69 = 229,892.43/x
  3. Step 3: Cross multiply
    310,617.03x = 427,593.69 × 229,892.43
  4. Step 4: Simplify right side
    310,617.03x = 98,300,552,446.77
  5. Step 5: Solve for x
    x = 98,300,552,446.77/310,617.03
  6. Step 6: Final answer
    x = 316,468.65

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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.