Home / 831,563.91-1,247,334.91-200,472.66

Finding the Fourth Proportional to 831,563.91, 1,247,334.91 and 200,472.66

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Solution

The fourth proportional to 831,563.91, 1,247,334.91 and 200,472.66 is: 300,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,563.91 : 1,247,334.91 = 200,472.66 : x
  2. Step 2: Convert to fraction form
    831,563.91/1,247,334.91 = 200,472.66/x
  3. Step 3: Cross multiply
    831,563.91x = 1,247,334.91 × 200,472.66
  4. Step 4: Simplify right side
    831,563.91x = 250,056,547,318.56
  5. Step 5: Solve for x
    x = 250,056,547,318.56/831,563.91
  6. Step 6: Final answer
    x = 300,706.35

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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.