Home / 809,486.06-1,214,118.30-240,954.90

Finding the Fourth Proportional to 809,486.06, 1,214,118.30 and 240,954.90

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Solution

The fourth proportional to 809,486.06, 1,214,118.30 and 240,954.90 is: 361,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,486.06 : 1,214,118.30 = 240,954.90 : x
  2. Step 2: Convert to fraction form
    809,486.06/1,214,118.30 = 240,954.90/x
  3. Step 3: Cross multiply
    809,486.06x = 1,214,118.30 × 240,954.90
  4. Step 4: Simplify right side
    809,486.06x = 292,547,753,564.67
  5. Step 5: Solve for x
    x = 292,547,753,564.67/809,486.06
  6. Step 6: Final answer
    x = 361,399.37

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1.5x scale

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.