Home / 903,297.24-1,246,194.54-521,250.21

Finding the Fourth Proportional to 903,297.24, 1,246,194.54 and 521,250.21

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Solution

The fourth proportional to 903,297.24, 1,246,194.54 and 521,250.21 is: 719,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,297.24 : 1,246,194.54 = 521,250.21 : x
  2. Step 2: Convert to fraction form
    903,297.24/1,246,194.54 = 521,250.21/x
  3. Step 3: Cross multiply
    903,297.24x = 1,246,194.54 × 521,250.21
  4. Step 4: Simplify right side
    903,297.24x = 649,579,165,675.85
  5. Step 5: Solve for x
    x = 649,579,165,675.85/903,297.24
  6. Step 6: Final answer
    x = 719,120.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.