Home / 610,403.14-842,184.52-480,940.26

Finding the Fourth Proportional to 610,403.14, 842,184.52 and 480,940.26

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Solution

The fourth proportional to 610,403.14, 842,184.52 and 480,940.26 is: 663,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,403.14 : 842,184.52 = 480,940.26 : x
  2. Step 2: Convert to fraction form
    610,403.14/842,184.52 = 480,940.26/x
  3. Step 3: Cross multiply
    610,403.14x = 842,184.52 × 480,940.26
  4. Step 4: Simplify right side
    610,403.14x = 405,040,442,016.78
  5. Step 5: Solve for x
    x = 405,040,442,016.78/610,403.14
  6. Step 6: Final answer
    x = 663,562.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.