Home / 628,360.77-942,399.20-179,072.00

Finding the Fourth Proportional to 628,360.77, 942,399.20 and 179,072.00

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Solution

The fourth proportional to 628,360.77, 942,399.20 and 179,072.00 is: 268,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,360.77 : 942,399.20 = 179,072.00 : x
  2. Step 2: Convert to fraction form
    628,360.77/942,399.20 = 179,072.00/x
  3. Step 3: Cross multiply
    628,360.77x = 942,399.20 × 179,072.00
  4. Step 4: Simplify right side
    628,360.77x = 168,757,303,935.04
  5. Step 5: Solve for x
    x = 168,757,303,935.04/628,360.77
  6. Step 6: Final answer
    x = 268,567.54

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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.