Home / 806,444.80-1,209,667.20-682,028.80

Finding the Fourth Proportional to 806,444.80, 1,209,667.20 and 682,028.80

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Solution

The fourth proportional to 806,444.80, 1,209,667.20 and 682,028.80 is: 1,023,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,444.80 : 1,209,667.20 = 682,028.80 : x
  2. Step 2: Convert to fraction form
    806,444.80/1,209,667.20 = 682,028.80/x
  3. Step 3: Cross multiply
    806,444.80x = 1,209,667.20 × 682,028.80
  4. Step 4: Simplify right side
    806,444.80x = 825,027,868,815.36
  5. Step 5: Solve for x
    x = 825,027,868,815.36/806,444.80
  6. Step 6: Final answer
    x = 1,023,043.20

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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.