Home / 945,200.92-1,305,466.20-688,227.20

Finding the Fourth Proportional to 945,200.92, 1,305,466.20 and 688,227.20

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Solution

The fourth proportional to 945,200.92, 1,305,466.20 and 688,227.20 is: 950,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,200.92 : 1,305,466.20 = 688,227.20 : x
  2. Step 2: Convert to fraction form
    945,200.92/1,305,466.20 = 688,227.20/x
  3. Step 3: Cross multiply
    945,200.92x = 1,305,466.20 × 688,227.20
  4. Step 4: Simplify right side
    945,200.92x = 898,457,347,520.64
  5. Step 5: Solve for x
    x = 898,457,347,520.64/945,200.92
  6. Step 6: Final answer
    x = 950,546.42

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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.