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Finding the Fourth Proportional to 474,265.64, 654,491.66 and 259,401.11

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Solution

The fourth proportional to 474,265.64, 654,491.66 and 259,401.11 is: 357,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,265.64 : 654,491.66 = 259,401.11 : x
  2. Step 2: Convert to fraction form
    474,265.64/654,491.66 = 259,401.11/x
  3. Step 3: Cross multiply
    474,265.64x = 654,491.66 × 259,401.11
  4. Step 4: Simplify right side
    474,265.64x = 169,775,858,520.28
  5. Step 5: Solve for x
    x = 169,775,858,520.28/474,265.64
  6. Step 6: Final answer
    x = 357,976.30

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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.