Home / 822,929.60-1,233,616.80-486,228.80

Finding the Fourth Proportional to 822,929.60, 1,233,616.80 and 486,228.80

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Solution

The fourth proportional to 822,929.60, 1,233,616.80 and 486,228.80 is: 728,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,929.60 : 1,233,616.80 = 486,228.80 : x
  2. Step 2: Convert to fraction form
    822,929.60/1,233,616.80 = 486,228.80/x
  3. Step 3: Cross multiply
    822,929.60x = 1,233,616.80 × 486,228.80
  4. Step 4: Simplify right side
    822,929.60x = 599,820,016,323.84
  5. Step 5: Solve for x
    x = 599,820,016,323.84/822,929.60
  6. Step 6: Final answer
    x = 728,883.75

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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.