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Finding the Fourth Proportional to 548,049.48, 756,541.46 and 333,258.52

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Solution

The fourth proportional to 548,049.48, 756,541.46 and 333,258.52 is: 460,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,049.48 : 756,541.46 = 333,258.52 : x
  2. Step 2: Convert to fraction form
    548,049.48/756,541.46 = 333,258.52/x
  3. Step 3: Cross multiply
    548,049.48x = 756,541.46 × 333,258.52
  4. Step 4: Simplify right side
    548,049.48x = 252,123,887,278.24
  5. Step 5: Solve for x
    x = 252,123,887,278.24/548,049.48
  6. Step 6: Final answer
    x = 460,038.55

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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.