Home / 751,838.73-1,127,699.09-212,073.14

Finding the Fourth Proportional to 751,838.73, 1,127,699.09 and 212,073.14

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Solution

The fourth proportional to 751,838.73, 1,127,699.09 and 212,073.14 is: 318,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,838.73 : 1,127,699.09 = 212,073.14 : x
  2. Step 2: Convert to fraction form
    751,838.73/1,127,699.09 = 212,073.14/x
  3. Step 3: Cross multiply
    751,838.73x = 1,127,699.09 × 212,073.14
  4. Step 4: Simplify right side
    751,838.73x = 239,154,682,605.84
  5. Step 5: Solve for x
    x = 239,154,682,605.84/751,838.73
  6. Step 6: Final answer
    x = 318,093.06

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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.