Home / 748,558.92-1,122,843.24-299,317.53

Finding the Fourth Proportional to 748,558.92, 1,122,843.24 and 299,317.53

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Solution

The fourth proportional to 748,558.92, 1,122,843.24 and 299,317.53 is: 448,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,558.92 : 1,122,843.24 = 299,317.53 : x
  2. Step 2: Convert to fraction form
    748,558.92/1,122,843.24 = 299,317.53/x
  3. Step 3: Cross multiply
    748,558.92x = 1,122,843.24 × 299,317.53
  4. Step 4: Simplify right side
    748,558.92x = 336,086,665,174.00
  5. Step 5: Solve for x
    x = 336,086,665,174.00/748,558.92
  6. Step 6: Final answer
    x = 448,978.24

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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.