Home / 1,496,378.70-2,244,896.10-485,328.60

Finding the Fourth Proportional to 1,496,378.70, 2,244,896.10 and 485,328.60

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Solution

The fourth proportional to 1,496,378.70, 2,244,896.10 and 485,328.60 is: 728,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,378.70 : 2,244,896.10 = 485,328.60 : x
  2. Step 2: Convert to fraction form
    1,496,378.70/2,244,896.10 = 485,328.60/x
  3. Step 3: Cross multiply
    1,496,378.70x = 2,244,896.10 × 485,328.60
  4. Step 4: Simplify right side
    1,496,378.70x = 1,089,512,281,358.46
  5. Step 5: Solve for x
    x = 1,089,512,281,358.46/1,496,378.70
  6. Step 6: Final answer
    x = 728,099.30

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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.