Home / 808,204.53-1,212,262.85-247,239.03

Finding the Fourth Proportional to 808,204.53, 1,212,262.85 and 247,239.03

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Solution

The fourth proportional to 808,204.53, 1,212,262.85 and 247,239.03 is: 370,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,204.53 : 1,212,262.85 = 247,239.03 : x
  2. Step 2: Convert to fraction form
    808,204.53/1,212,262.85 = 247,239.03/x
  3. Step 3: Cross multiply
    808,204.53x = 1,212,262.85 × 247,239.03
  4. Step 4: Simplify right side
    808,204.53x = 299,718,691,139.04
  5. Step 5: Solve for x
    x = 299,718,691,139.04/808,204.53
  6. Step 6: Final answer
    x = 370,845.10

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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.