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Finding the Fourth Proportional to 466,053.53, 643,147.76 and 262,104.39

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Solution

The fourth proportional to 466,053.53, 643,147.76 and 262,104.39 is: 361,700.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,053.53 : 643,147.76 = 262,104.39 : x
  2. Step 2: Convert to fraction form
    466,053.53/643,147.76 = 262,104.39/x
  3. Step 3: Cross multiply
    466,053.53x = 643,147.76 × 262,104.39
  4. Step 4: Simplify right side
    466,053.53x = 168,571,850,004.14
  5. Step 5: Solve for x
    x = 168,571,850,004.14/466,053.53
  6. Step 6: Final answer
    x = 361,700.62

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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.