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Finding the Fourth Proportional to 375,188.57, 562,639.33 and 185,583.88

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Solution

The fourth proportional to 375,188.57, 562,639.33 and 185,583.88 is: 278,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,188.57 : 562,639.33 = 185,583.88 : x
  2. Step 2: Convert to fraction form
    375,188.57/562,639.33 = 185,583.88/x
  3. Step 3: Cross multiply
    375,188.57x = 562,639.33 × 185,583.88
  4. Step 4: Simplify right side
    375,188.57x = 104,416,789,902.00
  5. Step 5: Solve for x
    x = 104,416,789,902.00/375,188.57
  6. Step 6: Final answer
    x = 278,304.83

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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.