Home / 822,594.60-1,233,114.30-485,893.80

Finding the Fourth Proportional to 822,594.60, 1,233,114.30 and 485,893.80

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Solution

The fourth proportional to 822,594.60, 1,233,114.30 and 485,893.80 is: 728,381.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,594.60 : 1,233,114.30 = 485,893.80 : x
  2. Step 2: Convert to fraction form
    822,594.60/1,233,114.30 = 485,893.80/x
  3. Step 3: Cross multiply
    822,594.60x = 1,233,114.30 × 485,893.80
  4. Step 4: Simplify right side
    822,594.60x = 599,162,593,061.34
  5. Step 5: Solve for x
    x = 599,162,593,061.34/822,594.60
  6. Step 6: Final answer
    x = 728,381.38

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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.