Home / 766,534.11-1,149,969.44-226,748.22

Finding the Fourth Proportional to 766,534.11, 1,149,969.44 and 226,748.22

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Solution

The fourth proportional to 766,534.11, 1,149,969.44 and 226,748.22 is: 340,172.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,534.11 : 1,149,969.44 = 226,748.22 : x
  2. Step 2: Convert to fraction form
    766,534.11/1,149,969.44 = 226,748.22/x
  3. Step 3: Cross multiply
    766,534.11x = 1,149,969.44 × 226,748.22
  4. Step 4: Simplify right side
    766,534.11x = 260,753,523,574.40
  5. Step 5: Solve for x
    x = 260,753,523,574.40/766,534.11
  6. Step 6: Final answer
    x = 340,172.11

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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.