Home / 295,174.31-442,190.70-247,220.06

Finding the Fourth Proportional to 295,174.31, 442,190.70 and 247,220.06

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Solution

The fourth proportional to 295,174.31, 442,190.70 and 247,220.06 is: 370,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,174.31 : 442,190.70 = 247,220.06 : x
  2. Step 2: Convert to fraction form
    295,174.31/442,190.70 = 247,220.06/x
  3. Step 3: Cross multiply
    295,174.31x = 442,190.70 × 247,220.06
  4. Step 4: Simplify right side
    295,174.31x = 109,318,409,174.49
  5. Step 5: Solve for x
    x = 109,318,409,174.49/295,174.31
  6. Step 6: Final answer
    x = 370,352.05

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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.