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Finding the Fourth Proportional to 453,170.08, 625,304.64 and 262,201.28

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Solution

The fourth proportional to 453,170.08, 625,304.64 and 262,201.28 is: 361,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,170.08 : 625,304.64 = 262,201.28 : x
  2. Step 2: Convert to fraction form
    453,170.08/625,304.64 = 262,201.28/x
  3. Step 3: Cross multiply
    453,170.08x = 625,304.64 × 262,201.28
  4. Step 4: Simplify right side
    453,170.08x = 163,955,676,997.94
  5. Step 5: Solve for x
    x = 163,955,676,997.94/453,170.08
  6. Step 6: Final answer
    x = 361,797.22

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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.