Home / 341,926.05-471,923.15-225,434.98

Finding the Fourth Proportional to 341,926.05, 471,923.15 and 225,434.98

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Solution

The fourth proportional to 341,926.05, 471,923.15 and 225,434.98 is: 311,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,926.05 : 471,923.15 = 225,434.98 : x
  2. Step 2: Convert to fraction form
    341,926.05/471,923.15 = 225,434.98/x
  3. Step 3: Cross multiply
    341,926.05x = 471,923.15 × 225,434.98
  4. Step 4: Simplify right side
    341,926.05x = 106,387,986,189.90
  5. Step 5: Solve for x
    x = 106,387,986,189.90/341,926.05
  6. Step 6: Final answer
    x = 311,143.26

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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.