Home / 808,822.24-1,213,361.52-269,097.76

Finding the Fourth Proportional to 808,822.24, 1,213,361.52 and 269,097.76

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Solution

The fourth proportional to 808,822.24, 1,213,361.52 and 269,097.76 is: 403,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,822.24 : 1,213,361.52 = 269,097.76 : x
  2. Step 2: Convert to fraction form
    808,822.24/1,213,361.52 = 269,097.76/x
  3. Step 3: Cross multiply
    808,822.24x = 1,213,361.52 × 269,097.76
  4. Step 4: Simplify right side
    808,822.24x = 326,512,867,102.20
  5. Step 5: Solve for x
    x = 326,512,867,102.20/808,822.24
  6. Step 6: Final answer
    x = 403,689.28

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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.