Home / 746,215.23-1,119,322.80-185,249.73

Finding the Fourth Proportional to 746,215.23, 1,119,322.80 and 185,249.73

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Solution

The fourth proportional to 746,215.23, 1,119,322.80 and 185,249.73 is: 277,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,215.23 : 1,119,322.80 = 185,249.73 : x
  2. Step 2: Convert to fraction form
    746,215.23/1,119,322.80 = 185,249.73/x
  3. Step 3: Cross multiply
    746,215.23x = 1,119,322.80 × 185,249.73
  4. Step 4: Simplify right side
    746,215.23x = 207,354,246,482.84
  5. Step 5: Solve for x
    x = 207,354,246,482.84/746,215.23
  6. Step 6: Final answer
    x = 277,874.58

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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.