Home / 382,987.20-528,508.08-213,217.68

Finding the Fourth Proportional to 382,987.20, 528,508.08 and 213,217.68

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Solution

The fourth proportional to 382,987.20, 528,508.08 and 213,217.68 is: 294,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,987.20 : 528,508.08 = 213,217.68 : x
  2. Step 2: Convert to fraction form
    382,987.20/528,508.08 = 213,217.68/x
  3. Step 3: Cross multiply
    382,987.20x = 528,508.08 × 213,217.68
  4. Step 4: Simplify right side
    382,987.20x = 112,687,266,678.85
  5. Step 5: Solve for x
    x = 112,687,266,678.85/382,987.20
  6. Step 6: Final answer
    x = 294,232.46

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