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Finding the Fourth Proportional to 360,053.57, 496,858.92 and 207,080.21

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Solution

The fourth proportional to 360,053.57, 496,858.92 and 207,080.21 is: 285,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,053.57 : 496,858.92 = 207,080.21 : x
  2. Step 2: Convert to fraction form
    360,053.57/496,858.92 = 207,080.21/x
  3. Step 3: Cross multiply
    360,053.57x = 496,858.92 × 207,080.21
  4. Step 4: Simplify right side
    360,053.57x = 102,889,649,493.97
  5. Step 5: Solve for x
    x = 102,889,649,493.97/360,053.57
  6. Step 6: Final answer
    x = 285,762.06

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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.