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Finding the Fourth Proportional to 575,996.44, 864,380.38 and 239,037.40

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Solution

The fourth proportional to 575,996.44, 864,380.38 and 239,037.40 is: 358,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,996.44 : 864,380.38 = 239,037.40 : x
  2. Step 2: Convert to fraction form
    575,996.44/864,380.38 = 239,037.40/x
  3. Step 3: Cross multiply
    575,996.44x = 864,380.38 × 239,037.40
  4. Step 4: Simplify right side
    575,996.44x = 206,619,238,646.21
  5. Step 5: Solve for x
    x = 206,619,238,646.21/575,996.44
  6. Step 6: Final answer
    x = 358,716.17

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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.