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Finding the Fourth Proportional to 550,175.22, 825,262.83 and 363,142.98

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Solution

The fourth proportional to 550,175.22, 825,262.83 and 363,142.98 is: 544,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,175.22 : 825,262.83 = 363,142.98 : x
  2. Step 2: Convert to fraction form
    550,175.22/825,262.83 = 363,142.98/x
  3. Step 3: Cross multiply
    550,175.22x = 825,262.83 × 363,142.98
  4. Step 4: Simplify right side
    550,175.22x = 299,688,403,369.43
  5. Step 5: Solve for x
    x = 299,688,403,369.43/550,175.22
  6. Step 6: Final answer
    x = 544,714.47

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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.