Home / 734,662.40-1,100,827.20-485,052.80

Finding the Fourth Proportional to 734,662.40, 1,100,827.20 and 485,052.80

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Solution

The fourth proportional to 734,662.40, 1,100,827.20 and 485,052.80 is: 726,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,662.40 : 1,100,827.20 = 485,052.80 : x
  2. Step 2: Convert to fraction form
    734,662.40/1,100,827.20 = 485,052.80/x
  3. Step 3: Cross multiply
    734,662.40x = 1,100,827.20 × 485,052.80
  4. Step 4: Simplify right side
    734,662.40x = 533,959,315,676.16
  5. Step 5: Solve for x
    x = 533,959,315,676.16/734,662.40
  6. Step 6: Final answer
    x = 726,809.10

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Double scale
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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.