Home / 857,844.12-1,286,771.04-226,751.25

Finding the Fourth Proportional to 857,844.12, 1,286,771.04 and 226,751.25

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Solution

The fourth proportional to 857,844.12, 1,286,771.04 and 226,751.25 is: 340,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,844.12 : 1,286,771.04 = 226,751.25 : x
  2. Step 2: Convert to fraction form
    857,844.12/1,286,771.04 = 226,751.25/x
  3. Step 3: Cross multiply
    857,844.12x = 1,286,771.04 × 226,751.25
  4. Step 4: Simplify right side
    857,844.12x = 291,776,941,783.80
  5. Step 5: Solve for x
    x = 291,776,941,783.80/857,844.12
  6. Step 6: Final answer
    x = 340,128.16

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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.