Home / 341,279.20-470,962.18-188,318.80

Finding the Fourth Proportional to 341,279.20, 470,962.18 and 188,318.80

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Solution

The fourth proportional to 341,279.20, 470,962.18 and 188,318.80 is: 259,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,279.20 : 470,962.18 = 188,318.80 : x
  2. Step 2: Convert to fraction form
    341,279.20/470,962.18 = 188,318.80/x
  3. Step 3: Cross multiply
    341,279.20x = 470,962.18 × 188,318.80
  4. Step 4: Simplify right side
    341,279.20x = 88,691,032,582.98
  5. Step 5: Solve for x
    x = 88,691,032,582.98/341,279.20
  6. Step 6: Final answer
    x = 259,878.22

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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.