Home / 384,322.22-576,833.20-204,558.60

Finding the Fourth Proportional to 384,322.22, 576,833.20 and 204,558.60

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Solution

The fourth proportional to 384,322.22, 576,833.20 and 204,558.60 is: 307,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,322.22 : 576,833.20 = 204,558.60 : x
  2. Step 2: Convert to fraction form
    384,322.22/576,833.20 = 204,558.60/x
  3. Step 3: Cross multiply
    384,322.22x = 576,833.20 × 204,558.60
  4. Step 4: Simplify right side
    384,322.22x = 117,996,191,825.52
  5. Step 5: Solve for x
    x = 117,996,191,825.52/384,322.22
  6. Step 6: Final answer
    x = 307,024.12

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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.