Home / 649,158.21-895,821.80-362,680.43

Finding the Fourth Proportional to 649,158.21, 895,821.80 and 362,680.43

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Solution

The fourth proportional to 649,158.21, 895,821.80 and 362,680.43 is: 500,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,158.21 : 895,821.80 = 362,680.43 : x
  2. Step 2: Convert to fraction form
    649,158.21/895,821.80 = 362,680.43/x
  3. Step 3: Cross multiply
    649,158.21x = 895,821.80 × 362,680.43
  4. Step 4: Simplify right side
    649,158.21x = 324,897,029,334.86
  5. Step 5: Solve for x
    x = 324,897,029,334.86/649,158.21
  6. Step 6: Final answer
    x = 500,489.75

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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.