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Finding the Fourth Proportional to 264,851.10, 397,276.65 and 235,820.70

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Solution

The fourth proportional to 264,851.10, 397,276.65 and 235,820.70 is: 353,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,851.10 : 397,276.65 = 235,820.70 : x
  2. Step 2: Convert to fraction form
    264,851.10/397,276.65 = 235,820.70/x
  3. Step 3: Cross multiply
    264,851.10x = 397,276.65 × 235,820.70
  4. Step 4: Simplify right side
    264,851.10x = 93,686,057,696.66
  5. Step 5: Solve for x
    x = 93,686,057,696.66/264,851.10
  6. Step 6: Final answer
    x = 353,731.05

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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.