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Finding the Fourth Proportional to 565,419.69, 846,911.60 and 265,450.77

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Solution

The fourth proportional to 565,419.69, 846,911.60 and 265,450.77 is: 397,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,419.69 : 846,911.60 = 265,450.77 : x
  2. Step 2: Convert to fraction form
    565,419.69/846,911.60 = 265,450.77/x
  3. Step 3: Cross multiply
    565,419.69x = 846,911.60 × 265,450.77
  4. Step 4: Simplify right side
    565,419.69x = 224,813,336,010.12
  5. Step 5: Solve for x
    x = 224,813,336,010.12/565,419.69
  6. Step 6: Final answer
    x = 397,604.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.