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Finding the Fourth Proportional to 552,108.69, 826,833.78 and 374,075.91

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Solution

The fourth proportional to 552,108.69, 826,833.78 and 374,075.91 is: 560,213.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,108.69 : 826,833.78 = 374,075.91 : x
  2. Step 2: Convert to fraction form
    552,108.69/826,833.78 = 374,075.91/x
  3. Step 3: Cross multiply
    552,108.69x = 826,833.78 × 374,075.91
  4. Step 4: Simplify right side
    552,108.69x = 309,298,598,672.24
  5. Step 5: Solve for x
    x = 309,298,598,672.24/552,108.69
  6. Step 6: Final answer
    x = 560,213.24

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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.