Home / 667,404.66-1,001,254.61-367,730.98

Finding the Fourth Proportional to 667,404.66, 1,001,254.61 and 367,730.98

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Solution

The fourth proportional to 667,404.66, 1,001,254.61 and 367,730.98 is: 551,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,404.66 : 1,001,254.61 = 367,730.98 : x
  2. Step 2: Convert to fraction form
    667,404.66/1,001,254.61 = 367,730.98/x
  3. Step 3: Cross multiply
    667,404.66x = 1,001,254.61 × 367,730.98
  4. Step 4: Simplify right side
    667,404.66x = 368,192,338,964.82
  5. Step 5: Solve for x
    x = 368,192,338,964.82/667,404.66
  6. Step 6: Final answer
    x = 551,677.81

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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.