Home / 294,914.60-442,372.20-73,298.60

Finding the Fourth Proportional to 294,914.60, 442,372.20 and 73,298.60

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Solution

The fourth proportional to 294,914.60, 442,372.20 and 73,298.60 is: 109,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,914.60 : 442,372.20 = 73,298.60 : x
  2. Step 2: Convert to fraction form
    294,914.60/442,372.20 = 73,298.60/x
  3. Step 3: Cross multiply
    294,914.60x = 442,372.20 × 73,298.60
  4. Step 4: Simplify right side
    294,914.60x = 32,425,262,938.92
  5. Step 5: Solve for x
    x = 32,425,262,938.92/294,914.60
  6. Step 6: Final answer
    x = 109,947.97

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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.