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Finding the Fourth Proportional to 251,048.64, 346,551.84 and 179,457.60

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Solution

The fourth proportional to 251,048.64, 346,551.84 and 179,457.60 is: 247,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,048.64 : 346,551.84 = 179,457.60 : x
  2. Step 2: Convert to fraction form
    251,048.64/346,551.84 = 179,457.60/x
  3. Step 3: Cross multiply
    251,048.64x = 346,551.84 × 179,457.60
  4. Step 4: Simplify right side
    251,048.64x = 62,191,361,481.98
  5. Step 5: Solve for x
    x = 62,191,361,481.98/251,048.64
  6. Step 6: Final answer
    x = 247,726.34

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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.