Home / 418,025.94-576,482.85-322,381.14

Finding the Fourth Proportional to 418,025.94, 576,482.85 and 322,381.14

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Solution

The fourth proportional to 418,025.94, 576,482.85 and 322,381.14 is: 444,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,025.94 : 576,482.85 = 322,381.14 : x
  2. Step 2: Convert to fraction form
    418,025.94/576,482.85 = 322,381.14/x
  3. Step 3: Cross multiply
    418,025.94x = 576,482.85 × 322,381.14
  4. Step 4: Simplify right side
    418,025.94x = 185,847,198,373.45
  5. Step 5: Solve for x
    x = 185,847,198,373.45/418,025.94
  6. Step 6: Final answer
    x = 444,582.93

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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.