Home / 425,286.02-586,087.17-304,217.04

Finding the Fourth Proportional to 425,286.02, 586,087.17 and 304,217.04

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Solution

The fourth proportional to 425,286.02, 586,087.17 and 304,217.04 is: 419,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,286.02 : 586,087.17 = 304,217.04 : x
  2. Step 2: Convert to fraction form
    425,286.02/586,087.17 = 304,217.04/x
  3. Step 3: Cross multiply
    425,286.02x = 586,087.17 × 304,217.04
  4. Step 4: Simplify right side
    425,286.02x = 178,297,704,039.38
  5. Step 5: Solve for x
    x = 178,297,704,039.38/425,286.02
  6. Step 6: Final answer
    x = 419,241.86

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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.