Home / 722,221.30-1,082,668.53-248,794.12

Finding the Fourth Proportional to 722,221.30, 1,082,668.53 and 248,794.12

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Solution

The fourth proportional to 722,221.30, 1,082,668.53 and 248,794.12 is: 372,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,221.30 : 1,082,668.53 = 248,794.12 : x
  2. Step 2: Convert to fraction form
    722,221.30/1,082,668.53 = 248,794.12/x
  3. Step 3: Cross multiply
    722,221.30x = 1,082,668.53 × 248,794.12
  4. Step 4: Simplify right side
    722,221.30x = 269,361,564,173.04
  5. Step 5: Solve for x
    x = 269,361,564,173.04/722,221.30
  6. Step 6: Final answer
    x = 372,962.64

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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.