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Finding the Fourth Proportional to 364,003.20, 546,004.80 and 269,524.80

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Solution

The fourth proportional to 364,003.20, 546,004.80 and 269,524.80 is: 404,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,003.20 : 546,004.80 = 269,524.80 : x
  2. Step 2: Convert to fraction form
    364,003.20/546,004.80 = 269,524.80/x
  3. Step 3: Cross multiply
    364,003.20x = 546,004.80 × 269,524.80
  4. Step 4: Simplify right side
    364,003.20x = 147,161,834,519.04
  5. Step 5: Solve for x
    x = 147,161,834,519.04/364,003.20
  6. Step 6: Final answer
    x = 404,287.20

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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.