Home / 818,683.49-1,228,025.24-250,041.62

Finding the Fourth Proportional to 818,683.49, 1,228,025.24 and 250,041.62

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Solution

The fourth proportional to 818,683.49, 1,228,025.24 and 250,041.62 is: 375,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,683.49 : 1,228,025.24 = 250,041.62 : x
  2. Step 2: Convert to fraction form
    818,683.49/1,228,025.24 = 250,041.62/x
  3. Step 3: Cross multiply
    818,683.49x = 1,228,025.24 × 250,041.62
  4. Step 4: Simplify right side
    818,683.49x = 307,057,413,020.16
  5. Step 5: Solve for x
    x = 307,057,413,020.16/818,683.49
  6. Step 6: Final answer
    x = 375,062.42

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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.