Home / 672,074.10-1,008,089.55-222,815.70

Finding the Fourth Proportional to 672,074.10, 1,008,089.55 and 222,815.70

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Solution

The fourth proportional to 672,074.10, 1,008,089.55 and 222,815.70 is: 334,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,074.10 : 1,008,089.55 = 222,815.70 : x
  2. Step 2: Convert to fraction form
    672,074.10/1,008,089.55 = 222,815.70/x
  3. Step 3: Cross multiply
    672,074.10x = 1,008,089.55 × 222,815.70
  4. Step 4: Simplify right side
    672,074.10x = 224,618,178,745.94
  5. Step 5: Solve for x
    x = 224,618,178,745.94/672,074.10
  6. Step 6: Final answer
    x = 334,216.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.