Home / 340,787.25-470,267.21-187,824.94

Finding the Fourth Proportional to 340,787.25, 470,267.21 and 187,824.94

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Solution

The fourth proportional to 340,787.25, 470,267.21 and 187,824.94 is: 259,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,787.25 : 470,267.21 = 187,824.94 : x
  2. Step 2: Convert to fraction form
    340,787.25/470,267.21 = 187,824.94/x
  3. Step 3: Cross multiply
    340,787.25x = 470,267.21 × 187,824.94
  4. Step 4: Simplify right side
    340,787.25x = 88,327,909,796.11
  5. Step 5: Solve for x
    x = 88,327,909,796.11/340,787.25
  6. Step 6: Final answer
    x = 259,187.84

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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.