Home / 625,864.58-938,965.38-322,093.25

Finding the Fourth Proportional to 625,864.58, 938,965.38 and 322,093.25

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Solution

The fourth proportional to 625,864.58, 938,965.38 and 322,093.25 is: 483,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,864.58 : 938,965.38 = 322,093.25 : x
  2. Step 2: Convert to fraction form
    625,864.58/938,965.38 = 322,093.25/x
  3. Step 3: Cross multiply
    625,864.58x = 938,965.38 × 322,093.25
  4. Step 4: Simplify right side
    625,864.58x = 302,434,410,881.69
  5. Step 5: Solve for x
    x = 302,434,410,881.69/625,864.58
  6. Step 6: Final answer
    x = 483,226.60

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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.