Home / 831,109.91-1,146,882.24-482,223.33

Finding the Fourth Proportional to 831,109.91, 1,146,882.24 and 482,223.33

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Solution

The fourth proportional to 831,109.91, 1,146,882.24 and 482,223.33 is: 665,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,109.91 : 1,146,882.24 = 482,223.33 : x
  2. Step 2: Convert to fraction form
    831,109.91/1,146,882.24 = 482,223.33/x
  3. Step 3: Cross multiply
    831,109.91x = 1,146,882.24 × 482,223.33
  4. Step 4: Simplify right side
    831,109.91x = 553,053,372,890.66
  5. Step 5: Solve for x
    x = 553,053,372,890.66/831,109.91
  6. Step 6: Final answer
    x = 665,439.52

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Double scale
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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.