Home / 1,063,245.28-1,595,136.72-353,276.80

Finding the Fourth Proportional to 1,063,245.28, 1,595,136.72 and 353,276.80

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Solution

The fourth proportional to 1,063,245.28, 1,595,136.72 and 353,276.80 is: 530,004.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,245.28 : 1,595,136.72 = 353,276.80 : x
  2. Step 2: Convert to fraction form
    1,063,245.28/1,595,136.72 = 353,276.80/x
  3. Step 3: Cross multiply
    1,063,245.28x = 1,595,136.72 × 353,276.80
  4. Step 4: Simplify right side
    1,063,245.28x = 563,524,796,004.10
  5. Step 5: Solve for x
    x = 563,524,796,004.10/1,063,245.28
  6. Step 6: Final answer
    x = 530,004.51

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Double scale
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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.