Home / 826,670.37-1,238,850.90-446,772.27

Finding the Fourth Proportional to 826,670.37, 1,238,850.90 and 446,772.27

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Solution

The fourth proportional to 826,670.37, 1,238,850.90 and 446,772.27 is: 669,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,670.37 : 1,238,850.90 = 446,772.27 : x
  2. Step 2: Convert to fraction form
    826,670.37/1,238,850.90 = 446,772.27/x
  3. Step 3: Cross multiply
    826,670.37x = 1,238,850.90 × 446,772.27
  4. Step 4: Simplify right side
    826,670.37x = 553,484,228,784.54
  5. Step 5: Solve for x
    x = 553,484,228,784.54/826,670.37
  6. Step 6: Final answer
    x = 669,534.37

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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.