Home / 831,599.56-1,147,607.17-469,022.68

Finding the Fourth Proportional to 831,599.56, 1,147,607.17 and 469,022.68

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Solution

The fourth proportional to 831,599.56, 1,147,607.17 and 469,022.68 is: 647,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,599.56 : 1,147,607.17 = 469,022.68 : x
  2. Step 2: Convert to fraction form
    831,599.56/1,147,607.17 = 469,022.68/x
  3. Step 3: Cross multiply
    831,599.56x = 1,147,607.17 × 469,022.68
  4. Step 4: Simplify right side
    831,599.56x = 538,253,790,460.62
  5. Step 5: Solve for x
    x = 538,253,790,460.62/831,599.56
  6. Step 6: Final answer
    x = 647,251.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.