Home / 340,787.11-470,313.24-187,852.49

Finding the Fourth Proportional to 340,787.11, 470,313.24 and 187,852.49

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Solution

The fourth proportional to 340,787.11, 470,313.24 and 187,852.49 is: 259,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,787.11 : 470,313.24 = 187,852.49 : x
  2. Step 2: Convert to fraction form
    340,787.11/470,313.24 = 187,852.49/x
  3. Step 3: Cross multiply
    340,787.11x = 470,313.24 × 187,852.49
  4. Step 4: Simplify right side
    340,787.11x = 88,349,513,213.97
  5. Step 5: Solve for x
    x = 88,349,513,213.97/340,787.11
  6. Step 6: Final answer
    x = 259,251.33

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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.