Home / 628,025.00-942,040.22-201,625.61

Finding the Fourth Proportional to 628,025.00, 942,040.22 and 201,625.61

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Solution

The fourth proportional to 628,025.00, 942,040.22 and 201,625.61 is: 302,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,025.00 : 942,040.22 = 201,625.61 : x
  2. Step 2: Convert to fraction form
    628,025.00/942,040.22 = 201,625.61/x
  3. Step 3: Cross multiply
    628,025.00x = 942,040.22 × 201,625.61
  4. Step 4: Simplify right side
    628,025.00x = 189,939,428,283.71
  5. Step 5: Solve for x
    x = 189,939,428,283.71/628,025.00
  6. Step 6: Final answer
    x = 302,439.28

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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.