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Finding the Fourth Proportional to 599,516.40, 899,718.48 and 283,974.24

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Solution

The fourth proportional to 599,516.40, 899,718.48 and 283,974.24 is: 426,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,516.40 : 899,718.48 = 283,974.24 : x
  2. Step 2: Convert to fraction form
    599,516.40/899,718.48 = 283,974.24/x
  3. Step 3: Cross multiply
    599,516.40x = 899,718.48 × 283,974.24
  4. Step 4: Simplify right side
    599,516.40x = 255,496,871,571.96
  5. Step 5: Solve for x
    x = 255,496,871,571.96/599,516.40
  6. Step 6: Final answer
    x = 426,171.61

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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.