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Finding the Fourth Proportional to 587,599.12, 881,419.48 and 188,187.92

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Solution

The fourth proportional to 587,599.12, 881,419.48 and 188,187.92 is: 282,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,599.12 : 881,419.48 = 188,187.92 : x
  2. Step 2: Convert to fraction form
    587,599.12/881,419.48 = 188,187.92/x
  3. Step 3: Cross multiply
    587,599.12x = 881,419.48 × 188,187.92
  4. Step 4: Simplify right side
    587,599.12x = 165,872,498,588.68
  5. Step 5: Solve for x
    x = 165,872,498,588.68/587,599.12
  6. Step 6: Final answer
    x = 282,288.54

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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.