Home / 364,564.20-546,846.30-331,321.80

Finding the Fourth Proportional to 364,564.20, 546,846.30 and 331,321.80

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Solution

The fourth proportional to 364,564.20, 546,846.30 and 331,321.80 is: 496,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,564.20 : 546,846.30 = 331,321.80 : x
  2. Step 2: Convert to fraction form
    364,564.20/546,846.30 = 331,321.80/x
  3. Step 3: Cross multiply
    364,564.20x = 546,846.30 × 331,321.80
  4. Step 4: Simplify right side
    364,564.20x = 181,182,100,439.34
  5. Step 5: Solve for x
    x = 181,182,100,439.34/364,564.20
  6. Step 6: Final answer
    x = 496,982.70

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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.