Home / 831,112.52-1,246,668.98-200,026.26

Finding the Fourth Proportional to 831,112.52, 1,246,668.98 and 200,026.26

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Solution

The fourth proportional to 831,112.52, 1,246,668.98 and 200,026.26 is: 300,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,112.52 : 1,246,668.98 = 200,026.26 : x
  2. Step 2: Convert to fraction form
    831,112.52/1,246,668.98 = 200,026.26/x
  3. Step 3: Cross multiply
    831,112.52x = 1,246,668.98 × 200,026.26
  4. Step 4: Simplify right side
    831,112.52x = 249,366,532,527.28
  5. Step 5: Solve for x
    x = 249,366,532,527.28/831,112.52
  6. Step 6: Final answer
    x = 300,039.44

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Double scale
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Similar ratio
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1.5x scale

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.