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Finding the Fourth Proportional to 469,299.52, 647,593.48 and 265,322.13

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Solution

The fourth proportional to 469,299.52, 647,593.48 and 265,322.13 is: 366,122.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,299.52 : 647,593.48 = 265,322.13 : x
  2. Step 2: Convert to fraction form
    469,299.52/647,593.48 = 265,322.13/x
  3. Step 3: Cross multiply
    469,299.52x = 647,593.48 × 265,322.13
  4. Step 4: Simplify right side
    469,299.52x = 171,820,883,033.60
  5. Step 5: Solve for x
    x = 171,820,883,033.60/469,299.52
  6. Step 6: Final answer
    x = 366,122.01

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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.