Home / 267,928.20-401,309.10-162,563.40

Finding the Fourth Proportional to 267,928.20, 401,309.10 and 162,563.40

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Solution

The fourth proportional to 267,928.20, 401,309.10 and 162,563.40 is: 243,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,928.20 : 401,309.10 = 162,563.40 : x
  2. Step 2: Convert to fraction form
    267,928.20/401,309.10 = 162,563.40/x
  3. Step 3: Cross multiply
    267,928.20x = 401,309.10 × 162,563.40
  4. Step 4: Simplify right side
    267,928.20x = 65,238,171,746.94
  5. Step 5: Solve for x
    x = 65,238,171,746.94/267,928.20
  6. Step 6: Final answer
    x = 243,491.25

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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.