Home / 414,508.13-621,762.35-148,252.73

Finding the Fourth Proportional to 414,508.13, 621,762.35 and 148,252.73

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Solution

The fourth proportional to 414,508.13, 621,762.35 and 148,252.73 is: 222,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,508.13 : 621,762.35 = 148,252.73 : x
  2. Step 2: Convert to fraction form
    414,508.13/621,762.35 = 148,252.73/x
  3. Step 3: Cross multiply
    414,508.13x = 621,762.35 × 148,252.73
  4. Step 4: Simplify right side
    414,508.13x = 92,177,961,948.64
  5. Step 5: Solve for x
    x = 92,177,961,948.64/414,508.13
  6. Step 6: Final answer
    x = 222,379.14

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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.