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Finding the Fourth Proportional to 518,053.88, 777,523.68 and 202,732.22

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Solution

The fourth proportional to 518,053.88, 777,523.68 and 202,732.22 is: 304,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,053.88 : 777,523.68 = 202,732.22 : x
  2. Step 2: Convert to fraction form
    518,053.88/777,523.68 = 202,732.22/x
  3. Step 3: Cross multiply
    518,053.88x = 777,523.68 × 202,732.22
  4. Step 4: Simplify right side
    518,053.88x = 157,629,097,861.35
  5. Step 5: Solve for x
    x = 157,629,097,861.35/518,053.88
  6. Step 6: Final answer
    x = 304,271.63

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1.5x scale

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.