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Finding the Fourth Proportional to 344,782.08, 475,790.10 and 191,812.50

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Solution

The fourth proportional to 344,782.08, 475,790.10 and 191,812.50 is: 264,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,782.08 : 475,790.10 = 191,812.50 : x
  2. Step 2: Convert to fraction form
    344,782.08/475,790.10 = 191,812.50/x
  3. Step 3: Cross multiply
    344,782.08x = 475,790.10 × 191,812.50
  4. Step 4: Simplify right side
    344,782.08x = 91,262,488,556.25
  5. Step 5: Solve for x
    x = 91,262,488,556.25/344,782.08
  6. Step 6: Final answer
    x = 264,696.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.