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Finding the Fourth Proportional to 241,711.20, 362,955.60 and 175,615.20

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Solution

The fourth proportional to 241,711.20, 362,955.60 and 175,615.20 is: 263,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,711.20 : 362,955.60 = 175,615.20 : x
  2. Step 2: Convert to fraction form
    241,711.20/362,955.60 = 175,615.20/x
  3. Step 3: Cross multiply
    241,711.20x = 362,955.60 × 175,615.20
  4. Step 4: Simplify right side
    241,711.20x = 63,740,520,285.12
  5. Step 5: Solve for x
    x = 63,740,520,285.12/241,711.20
  6. Step 6: Final answer
    x = 263,705.28

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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.