Home / 362,105.10-499,681.75-226,130.88

Finding the Fourth Proportional to 362,105.10, 499,681.75 and 226,130.88

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Solution

The fourth proportional to 362,105.10, 499,681.75 and 226,130.88 is: 312,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,105.10 : 499,681.75 = 226,130.88 : x
  2. Step 2: Convert to fraction form
    362,105.10/499,681.75 = 226,130.88/x
  3. Step 3: Cross multiply
    362,105.10x = 499,681.75 × 226,130.88
  4. Step 4: Simplify right side
    362,105.10x = 112,993,473,847.44
  5. Step 5: Solve for x
    x = 112,993,473,847.44/362,105.10
  6. Step 6: Final answer
    x = 312,046.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.