Home / 335,905.66-504,019.82-209,513.46

Finding the Fourth Proportional to 335,905.66, 504,019.82 and 209,513.46

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Solution

The fourth proportional to 335,905.66, 504,019.82 and 209,513.46 is: 314,370.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,905.66 : 504,019.82 = 209,513.46 : x
  2. Step 2: Convert to fraction form
    335,905.66/504,019.82 = 209,513.46/x
  3. Step 3: Cross multiply
    335,905.66x = 504,019.82 × 209,513.46
  4. Step 4: Simplify right side
    335,905.66x = 105,598,936,214.57
  5. Step 5: Solve for x
    x = 105,598,936,214.57/335,905.66
  6. Step 6: Final answer
    x = 314,370.82

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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.