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Finding the Fourth Proportional to 360,040.06, 496,884.99 and 207,127.90

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Solution

The fourth proportional to 360,040.06, 496,884.99 and 207,127.90 is: 285,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,040.06 : 496,884.99 = 207,127.90 : x
  2. Step 2: Convert to fraction form
    360,040.06/496,884.99 = 207,127.90/x
  3. Step 3: Cross multiply
    360,040.06x = 496,884.99 × 207,127.90
  4. Step 4: Simplify right side
    360,040.06x = 102,918,744,520.22
  5. Step 5: Solve for x
    x = 102,918,744,520.22/360,040.06
  6. Step 6: Final answer
    x = 285,853.59

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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.