Home / 780,226.02-1,170,677.07-275,147.87

Finding the Fourth Proportional to 780,226.02, 1,170,677.07 and 275,147.87

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Solution

The fourth proportional to 780,226.02, 1,170,677.07 and 275,147.87 is: 412,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,226.02 : 1,170,677.07 = 275,147.87 : x
  2. Step 2: Convert to fraction form
    780,226.02/1,170,677.07 = 275,147.87/x
  3. Step 3: Cross multiply
    780,226.02x = 1,170,677.07 × 275,147.87
  4. Step 4: Simplify right side
    780,226.02x = 322,109,296,414.96
  5. Step 5: Solve for x
    x = 322,109,296,414.96/780,226.02
  6. Step 6: Final answer
    x = 412,841.01

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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.