Home / 868,374.66-1,302,688.19-269,383.58

Finding the Fourth Proportional to 868,374.66, 1,302,688.19 and 269,383.58

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Solution

The fourth proportional to 868,374.66, 1,302,688.19 and 269,383.58 is: 404,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,374.66 : 1,302,688.19 = 269,383.58 : x
  2. Step 2: Convert to fraction form
    868,374.66/1,302,688.19 = 269,383.58/x
  3. Step 3: Cross multiply
    868,374.66x = 1,302,688.19 × 269,383.58
  4. Step 4: Simplify right side
    868,374.66x = 350,922,808,245.92
  5. Step 5: Solve for x
    x = 350,922,808,245.92/868,374.66
  6. Step 6: Final answer
    x = 404,114.52

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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.