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Finding the Fourth Proportional to 548,098.32, 756,333.60 and 333,208.56

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Solution

The fourth proportional to 548,098.32, 756,333.60 and 333,208.56 is: 459,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,098.32 : 756,333.60 = 333,208.56 : x
  2. Step 2: Convert to fraction form
    548,098.32/756,333.60 = 333,208.56/x
  3. Step 3: Cross multiply
    548,098.32x = 756,333.60 × 333,208.56
  4. Step 4: Simplify right side
    548,098.32x = 252,016,829,735.62
  5. Step 5: Solve for x
    x = 252,016,829,735.62/548,098.32
  6. Step 6: Final answer
    x = 459,802.23

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1.5x scale

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.