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Finding the Fourth Proportional to 474,672.22, 655,053.81 and 259,807.67

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Solution

The fourth proportional to 474,672.22, 655,053.81 and 259,807.67 is: 358,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,672.22 : 655,053.81 = 259,807.67 : x
  2. Step 2: Convert to fraction form
    474,672.22/655,053.81 = 259,807.67/x
  3. Step 3: Cross multiply
    474,672.22x = 655,053.81 × 259,807.67
  4. Step 4: Simplify right side
    474,672.22x = 170,188,004,100.72
  5. Step 5: Solve for x
    x = 170,188,004,100.72/474,672.22
  6. Step 6: Final answer
    x = 358,537.95

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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.