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Finding the Fourth Proportional to 294,982.56, 442,475.40 and 73,366.56

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Solution

The fourth proportional to 294,982.56, 442,475.40 and 73,366.56 is: 110,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,982.56 : 442,475.40 = 73,366.56 : x
  2. Step 2: Convert to fraction form
    294,982.56/442,475.40 = 73,366.56/x
  3. Step 3: Cross multiply
    294,982.56x = 442,475.40 × 73,366.56
  4. Step 4: Simplify right side
    294,982.56x = 32,462,897,982.62
  5. Step 5: Solve for x
    x = 32,462,897,982.62/294,982.56
  6. Step 6: Final answer
    x = 110,050.23

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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.