Home / 222,807.36-334,496-191,418.24

Finding the Fourth Proportional to 222,807.36, 334,496 and 191,418.24

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Solution

The fourth proportional to 222,807.36, 334,496 and 191,418.24 is: 287,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,807.36 : 334,496 = 191,418.24 : x
  2. Step 2: Convert to fraction form
    222,807.36/334,496 = 191,418.24/x
  3. Step 3: Cross multiply
    222,807.36x = 334,496 × 191,418.24
  4. Step 4: Simplify right side
    222,807.36x = 64,028,635,607.04
  5. Step 5: Solve for x
    x = 64,028,635,607.04/222,807.36
  6. Step 6: Final answer
    x = 287,372.17

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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.