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Finding the Fourth Proportional to 265,851.48, 366,782.40 and 170,410.80

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Solution

The fourth proportional to 265,851.48, 366,782.40 and 170,410.80 is: 235,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,851.48 : 366,782.40 = 170,410.80 : x
  2. Step 2: Convert to fraction form
    265,851.48/366,782.40 = 170,410.80/x
  3. Step 3: Cross multiply
    265,851.48x = 366,782.40 × 170,410.80
  4. Step 4: Simplify right side
    265,851.48x = 62,503,682,209.92
  5. Step 5: Solve for x
    x = 62,503,682,209.92/265,851.48
  6. Step 6: Final answer
    x = 235,107.52

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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.