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Finding the Fourth Proportional to 873,894.62, 1,309,506.60 and 588,530

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Solution

The fourth proportional to 873,894.62, 1,309,506.60 and 588,530 is: 881,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,894.62 : 1,309,506.60 = 588,530 : x
  2. Step 2: Convert to fraction form
    873,894.62/1,309,506.60 = 588,530/x
  3. Step 3: Cross multiply
    873,894.62x = 1,309,506.60 × 588,530
  4. Step 4: Simplify right side
    873,894.62x = 770,683,919,298
  5. Step 5: Solve for x
    x = 770,683,919,298/873,894.62
  6. Step 6: Final answer
    x = 881,895.71

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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.