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Finding the Fourth Proportional to 375,189.57, 562,640.83 and 185,584.88

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Solution

The fourth proportional to 375,189.57, 562,640.83 and 185,584.88 is: 278,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,189.57 : 562,640.83 = 185,584.88 : x
  2. Step 2: Convert to fraction form
    375,189.57/562,640.83 = 185,584.88/x
  3. Step 3: Cross multiply
    375,189.57x = 562,640.83 × 185,584.88
  4. Step 4: Simplify right side
    375,189.57x = 104,417,630,918.65
  5. Step 5: Solve for x
    x = 104,417,630,918.65/375,189.57
  6. Step 6: Final answer
    x = 278,306.33

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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.