Home / 263,271.60-394,907.40-162,232.20

Finding the Fourth Proportional to 263,271.60, 394,907.40 and 162,232.20

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Solution

The fourth proportional to 263,271.60, 394,907.40 and 162,232.20 is: 243,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,271.60 : 394,907.40 = 162,232.20 : x
  2. Step 2: Convert to fraction form
    263,271.60/394,907.40 = 162,232.20/x
  3. Step 3: Cross multiply
    263,271.60x = 394,907.40 × 162,232.20
  4. Step 4: Simplify right side
    263,271.60x = 64,066,696,298.28
  5. Step 5: Solve for x
    x = 64,066,696,298.28/263,271.60
  6. Step 6: Final answer
    x = 243,348.30

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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.