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Finding the Fourth Proportional to 466,453.97, 643,700.70 and 262,505.27

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Solution

The fourth proportional to 466,453.97, 643,700.70 and 262,505.27 is: 362,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,453.97 : 643,700.70 = 262,505.27 : x
  2. Step 2: Convert to fraction form
    466,453.97/643,700.70 = 262,505.27/x
  3. Step 3: Cross multiply
    466,453.97x = 643,700.70 × 262,505.27
  4. Step 4: Simplify right side
    466,453.97x = 168,974,826,052.69
  5. Step 5: Solve for x
    x = 168,974,826,052.69/466,453.97
  6. Step 6: Final answer
    x = 362,254.02

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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.