Home / 262,022.70-393,034.05-242,777.10

Finding the Fourth Proportional to 262,022.70, 393,034.05 and 242,777.10

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Solution

The fourth proportional to 262,022.70, 393,034.05 and 242,777.10 is: 364,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,022.70 : 393,034.05 = 242,777.10 : x
  2. Step 2: Convert to fraction form
    262,022.70/393,034.05 = 242,777.10/x
  3. Step 3: Cross multiply
    262,022.70x = 393,034.05 × 242,777.10
  4. Step 4: Simplify right side
    262,022.70x = 95,419,666,860.26
  5. Step 5: Solve for x
    x = 95,419,666,860.26/262,022.70
  6. Step 6: Final answer
    x = 364,165.65

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Similar ratio
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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.