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Finding the Fourth Proportional to 294,168.10, 441,036.15 and 116,587.30

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Solution

The fourth proportional to 294,168.10, 441,036.15 and 116,587.30 is: 174,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,168.10 : 441,036.15 = 116,587.30 : x
  2. Step 2: Convert to fraction form
    294,168.10/441,036.15 = 116,587.30/x
  3. Step 3: Cross multiply
    294,168.10x = 441,036.15 × 116,587.30
  4. Step 4: Simplify right side
    294,168.10x = 51,419,213,930.90
  5. Step 5: Solve for x
    x = 51,419,213,930.90/294,168.10
  6. Step 6: Final answer
    x = 174,795.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.