Home / 625,867.58-938,969.88-322,096.26

Finding the Fourth Proportional to 625,867.58, 938,969.88 and 322,096.26

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Solution

The fourth proportional to 625,867.58, 938,969.88 and 322,096.26 is: 483,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,867.58 : 938,969.88 = 322,096.26 : x
  2. Step 2: Convert to fraction form
    625,867.58/938,969.88 = 322,096.26/x
  3. Step 3: Cross multiply
    625,867.58x = 938,969.88 × 322,096.26
  4. Step 4: Simplify right side
    625,867.58x = 302,438,686,600.65
  5. Step 5: Solve for x
    x = 302,438,686,600.65/625,867.58
  6. Step 6: Final answer
    x = 483,231.11

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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.