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Finding the Fourth Proportional to 551,575.46, 826,597.74 and 251,322.26

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Solution

The fourth proportional to 551,575.46, 826,597.74 and 251,322.26 is: 376,634.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,575.46 : 826,597.74 = 251,322.26 : x
  2. Step 2: Convert to fraction form
    551,575.46/826,597.74 = 251,322.26/x
  3. Step 3: Cross multiply
    551,575.46x = 826,597.74 × 251,322.26
  4. Step 4: Simplify right side
    551,575.46x = 207,742,412,127.69
  5. Step 5: Solve for x
    x = 207,742,412,127.69/551,575.46
  6. Step 6: Final answer
    x = 376,634.62

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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.