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Finding the Fourth Proportional to 265,604.88, 366,534.74 and 146,372.88

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Solution

The fourth proportional to 265,604.88, 366,534.74 and 146,372.88 is: 201,994.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,604.88 : 366,534.74 = 146,372.88 : x
  2. Step 2: Convert to fraction form
    265,604.88/366,534.74 = 146,372.88/x
  3. Step 3: Cross multiply
    265,604.88x = 366,534.74 × 146,372.88
  4. Step 4: Simplify right side
    265,604.88x = 53,650,745,513.85
  5. Step 5: Solve for x
    x = 53,650,745,513.85/265,604.88
  6. Step 6: Final answer
    x = 201,994.58

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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.