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Finding the Fourth Proportional to 334,174.31, 500,745.44 and 225,678.45

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Solution

The fourth proportional to 334,174.31, 500,745.44 and 225,678.45 is: 338,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,174.31 : 500,745.44 = 225,678.45 : x
  2. Step 2: Convert to fraction form
    334,174.31/500,745.44 = 225,678.45/x
  3. Step 3: Cross multiply
    334,174.31x = 500,745.44 × 225,678.45
  4. Step 4: Simplify right side
    334,174.31x = 113,007,457,185.76
  5. Step 5: Solve for x
    x = 113,007,457,185.76/334,174.31
  6. Step 6: Final answer
    x = 338,169.20

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1.5x scale

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.