Home / 867,106.80-1,300,799.52-267,927.12

Finding the Fourth Proportional to 867,106.80, 1,300,799.52 and 267,927.12

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Solution

The fourth proportional to 867,106.80, 1,300,799.52 and 267,927.12 is: 401,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,106.80 : 1,300,799.52 = 267,927.12 : x
  2. Step 2: Convert to fraction form
    867,106.80/1,300,799.52 = 267,927.12/x
  3. Step 3: Cross multiply
    867,106.80x = 1,300,799.52 × 267,927.12
  4. Step 4: Simplify right side
    867,106.80x = 348,519,469,090.98
  5. Step 5: Solve for x
    x = 348,519,469,090.98/867,106.80
  6. Step 6: Final answer
    x = 401,933.73

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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.