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Finding the Fourth Proportional to 329,889.80, 455,674.98 and 244,023.32

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Solution

The fourth proportional to 329,889.80, 455,674.98 and 244,023.32 is: 337,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,889.80 : 455,674.98 = 244,023.32 : x
  2. Step 2: Convert to fraction form
    329,889.80/455,674.98 = 244,023.32/x
  3. Step 3: Cross multiply
    329,889.80x = 455,674.98 × 244,023.32
  4. Step 4: Simplify right side
    329,889.80x = 111,195,321,460.53
  5. Step 5: Solve for x
    x = 111,195,321,460.53/329,889.80
  6. Step 6: Final answer
    x = 337,068.08

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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.