Home / 746,804.64-1,120,052.64-214,207.20

Finding the Fourth Proportional to 746,804.64, 1,120,052.64 and 214,207.20

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Solution

The fourth proportional to 746,804.64, 1,120,052.64 and 214,207.20 is: 321,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,804.64 : 1,120,052.64 = 214,207.20 : x
  2. Step 2: Convert to fraction form
    746,804.64/1,120,052.64 = 214,207.20/x
  3. Step 3: Cross multiply
    746,804.64x = 1,120,052.64 × 214,207.20
  4. Step 4: Simplify right side
    746,804.64x = 239,923,339,867.01
  5. Step 5: Solve for x
    x = 239,923,339,867.01/746,804.64
  6. Step 6: Final answer
    x = 321,266.54

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Double scale
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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.