Home / 976,286.62-1,463,881.51-668,885.55

Finding the Fourth Proportional to 976,286.62, 1,463,881.51 and 668,885.55

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Solution

The fourth proportional to 976,286.62, 1,463,881.51 and 668,885.55 is: 1,002,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,286.62 : 1,463,881.51 = 668,885.55 : x
  2. Step 2: Convert to fraction form
    976,286.62/1,463,881.51 = 668,885.55/x
  3. Step 3: Cross multiply
    976,286.62x = 1,463,881.51 × 668,885.55
  4. Step 4: Simplify right side
    976,286.62x = 979,169,184,297.73
  5. Step 5: Solve for x
    x = 979,169,184,297.73/976,286.62
  6. Step 6: Final answer
    x = 1,002,952.58

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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.