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Finding the Fourth Proportional to 551,573.46, 826,594.74 and 251,320.26

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Solution

The fourth proportional to 551,573.46, 826,594.74 and 251,320.26 is: 376,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,573.46 : 826,594.74 = 251,320.26 : x
  2. Step 2: Convert to fraction form
    551,573.46/826,594.74 = 251,320.26/x
  3. Step 3: Cross multiply
    551,573.46x = 826,594.74 × 251,320.26
  4. Step 4: Simplify right side
    551,573.46x = 207,740,004,971.43
  5. Step 5: Solve for x
    x = 207,740,004,971.43/551,573.46
  6. Step 6: Final answer
    x = 376,631.62

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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.