Home / 762,127.14-1,143,079.41-222,238.35

Finding the Fourth Proportional to 762,127.14, 1,143,079.41 and 222,238.35

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Solution

The fourth proportional to 762,127.14, 1,143,079.41 and 222,238.35 is: 333,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,127.14 : 1,143,079.41 = 222,238.35 : x
  2. Step 2: Convert to fraction form
    762,127.14/1,143,079.41 = 222,238.35/x
  3. Step 3: Cross multiply
    762,127.14x = 1,143,079.41 × 222,238.35
  4. Step 4: Simplify right side
    762,127.14x = 254,036,081,997.37
  5. Step 5: Solve for x
    x = 254,036,081,997.37/762,127.14
  6. Step 6: Final answer
    x = 333,325.07

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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.