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Finding the Fourth Proportional to 291,792.87, 402,677.25 and 164,468.46

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Solution

The fourth proportional to 291,792.87, 402,677.25 and 164,468.46 is: 226,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,792.87 : 402,677.25 = 164,468.46 : x
  2. Step 2: Convert to fraction form
    291,792.87/402,677.25 = 164,468.46/x
  3. Step 3: Cross multiply
    291,792.87x = 402,677.25 × 164,468.46
  4. Step 4: Simplify right side
    291,792.87x = 66,227,707,184.54
  5. Step 5: Solve for x
    x = 66,227,707,184.54/291,792.87
  6. Step 6: Final answer
    x = 226,968.22

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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.