Home / 859,494.44-1,289,242.02-326,892.44

Finding the Fourth Proportional to 859,494.44, 1,289,242.02 and 326,892.44

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Solution

The fourth proportional to 859,494.44, 1,289,242.02 and 326,892.44 is: 490,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,494.44 : 1,289,242.02 = 326,892.44 : x
  2. Step 2: Convert to fraction form
    859,494.44/1,289,242.02 = 326,892.44/x
  3. Step 3: Cross multiply
    859,494.44x = 1,289,242.02 × 326,892.44
  4. Step 4: Simplify right side
    859,494.44x = 421,443,469,668.33
  5. Step 5: Solve for x
    x = 421,443,469,668.33/859,494.44
  6. Step 6: Final answer
    x = 490,338.80

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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.