Home / 857,846.12-1,286,774.04-226,753.26

Finding the Fourth Proportional to 857,846.12, 1,286,774.04 and 226,753.26

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Solution

The fourth proportional to 857,846.12, 1,286,774.04 and 226,753.26 is: 340,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,846.12 : 1,286,774.04 = 226,753.26 : x
  2. Step 2: Convert to fraction form
    857,846.12/1,286,774.04 = 226,753.26/x
  3. Step 3: Cross multiply
    857,846.12x = 1,286,774.04 × 226,753.26
  4. Step 4: Simplify right side
    857,846.12x = 291,780,208,453.37
  5. Step 5: Solve for x
    x = 291,780,208,453.37/857,846.12
  6. Step 6: Final answer
    x = 340,131.17

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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.