Home / 689,249.64-1,033,923.89-183,807.96

Finding the Fourth Proportional to 689,249.64, 1,033,923.89 and 183,807.96

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Solution

The fourth proportional to 689,249.64, 1,033,923.89 and 183,807.96 is: 275,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,249.64 : 1,033,923.89 = 183,807.96 : x
  2. Step 2: Convert to fraction form
    689,249.64/1,033,923.89 = 183,807.96/x
  3. Step 3: Cross multiply
    689,249.64x = 1,033,923.89 × 183,807.96
  4. Step 4: Simplify right side
    689,249.64x = 190,043,441,016.16
  5. Step 5: Solve for x
    x = 190,043,441,016.16/689,249.64
  6. Step 6: Final answer
    x = 275,725.12

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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.