Home / 628,331.10-942,562.26-362,391.90

Finding the Fourth Proportional to 628,331.10, 942,562.26 and 362,391.90

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Solution

The fourth proportional to 628,331.10, 942,562.26 and 362,391.90 is: 543,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,331.10 : 942,562.26 = 362,391.90 : x
  2. Step 2: Convert to fraction form
    628,331.10/942,562.26 = 362,391.90/x
  3. Step 3: Cross multiply
    628,331.10x = 942,562.26 × 362,391.90
  4. Step 4: Simplify right side
    628,331.10x = 341,576,928,269.69
  5. Step 5: Solve for x
    x = 341,576,928,269.69/628,331.10
  6. Step 6: Final answer
    x = 543,625.69

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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.