Home / 756,669.29-1,135,024.93-188,027.42

Finding the Fourth Proportional to 756,669.29, 1,135,024.93 and 188,027.42

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Solution

The fourth proportional to 756,669.29, 1,135,024.93 and 188,027.42 is: 282,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,669.29 : 1,135,024.93 = 188,027.42 : x
  2. Step 2: Convert to fraction form
    756,669.29/1,135,024.93 = 188,027.42/x
  3. Step 3: Cross multiply
    756,669.29x = 1,135,024.93 × 188,027.42
  4. Step 4: Simplify right side
    756,669.29x = 213,415,809,223.58
  5. Step 5: Solve for x
    x = 213,415,809,223.58/756,669.29
  6. Step 6: Final answer
    x = 282,046.35

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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.