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Finding the Fourth Proportional to 265,261.01, 366,048.99 and 144,399.78

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Solution

The fourth proportional to 265,261.01, 366,048.99 and 144,399.78 is: 199,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,261.01 : 366,048.99 = 144,399.78 : x
  2. Step 2: Convert to fraction form
    265,261.01/366,048.99 = 144,399.78/x
  3. Step 3: Cross multiply
    265,261.01x = 366,048.99 × 144,399.78
  4. Step 4: Simplify right side
    265,261.01x = 52,857,393,625.22
  5. Step 5: Solve for x
    x = 52,857,393,625.22/265,261.01
  6. Step 6: Final answer
    x = 199,265.60

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1.5x scale

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.