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Finding the Fourth Proportional to 344,695.23, 475,708.15 and 191,762.24

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Solution

The fourth proportional to 344,695.23, 475,708.15 and 191,762.24 is: 264,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,695.23 : 475,708.15 = 191,762.24 : x
  2. Step 2: Convert to fraction form
    344,695.23/475,708.15 = 191,762.24/x
  3. Step 3: Cross multiply
    344,695.23x = 475,708.15 × 191,762.24
  4. Step 4: Simplify right side
    344,695.23x = 91,222,858,561.08
  5. Step 5: Solve for x
    x = 91,222,858,561.08/344,695.23
  6. Step 6: Final answer
    x = 264,647.87

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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.