Home / 876,226.28-1,314,558.12-245,135.36

Finding the Fourth Proportional to 876,226.28, 1,314,558.12 and 245,135.36

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Solution

The fourth proportional to 876,226.28, 1,314,558.12 and 245,135.36 is: 367,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,226.28 : 1,314,558.12 = 245,135.36 : x
  2. Step 2: Convert to fraction form
    876,226.28/1,314,558.12 = 245,135.36/x
  3. Step 3: Cross multiply
    876,226.28x = 1,314,558.12 × 245,135.36
  4. Step 4: Simplify right side
    876,226.28x = 322,244,677,987.12
  5. Step 5: Solve for x
    x = 322,244,677,987.12/876,226.28
  6. Step 6: Final answer
    x = 367,764.22

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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.