Home / 680,579.60-1,020,791.64-181,982.48

Finding the Fourth Proportional to 680,579.60, 1,020,791.64 and 181,982.48

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Solution

The fourth proportional to 680,579.60, 1,020,791.64 and 181,982.48 is: 272,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,579.60 : 1,020,791.64 = 181,982.48 : x
  2. Step 2: Convert to fraction form
    680,579.60/1,020,791.64 = 181,982.48/x
  3. Step 3: Cross multiply
    680,579.60x = 1,020,791.64 × 181,982.48
  4. Step 4: Simplify right side
    680,579.60x = 185,766,189,106.51
  5. Step 5: Solve for x
    x = 185,766,189,106.51/680,579.60
  6. Step 6: Final answer
    x = 272,952.92

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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.