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Finding the Fourth Proportional to 340,752.48, 470,241.64 and 187,796.19

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Solution

The fourth proportional to 340,752.48, 470,241.64 and 187,796.19 is: 259,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,752.48 : 470,241.64 = 187,796.19 : x
  2. Step 2: Convert to fraction form
    340,752.48/470,241.64 = 187,796.19/x
  3. Step 3: Cross multiply
    340,752.48x = 470,241.64 × 187,796.19
  4. Step 4: Simplify right side
    340,752.48x = 88,309,585,786.34
  5. Step 5: Solve for x
    x = 88,309,585,786.34/340,752.48
  6. Step 6: Final answer
    x = 259,160.51

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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.