Home / 336,839.79-505,259.71-269,054.46

Finding the Fourth Proportional to 336,839.79, 505,259.71 and 269,054.46

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Solution

The fourth proportional to 336,839.79, 505,259.71 and 269,054.46 is: 403,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,839.79 : 505,259.71 = 269,054.46 : x
  2. Step 2: Convert to fraction form
    336,839.79/505,259.71 = 269,054.46/x
  3. Step 3: Cross multiply
    336,839.79x = 505,259.71 × 269,054.46
  4. Step 4: Simplify right side
    336,839.79x = 135,942,377,761.17
  5. Step 5: Solve for x
    x = 135,942,377,761.17/336,839.79
  6. Step 6: Final answer
    x = 403,581.70

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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.