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Finding the Fourth Proportional to 466,697.49, 643,993.22 and 262,744.70

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Solution

The fourth proportional to 466,697.49, 643,993.22 and 262,744.70 is: 362,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,697.49 : 643,993.22 = 262,744.70 : x
  2. Step 2: Convert to fraction form
    466,697.49/643,993.22 = 262,744.70/x
  3. Step 3: Cross multiply
    466,697.49x = 643,993.22 × 262,744.70
  4. Step 4: Simplify right side
    466,697.49x = 169,205,800,857.24
  5. Step 5: Solve for x
    x = 169,205,800,857.24/466,697.49
  6. Step 6: Final answer
    x = 362,559.91

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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.