Home / 628,090.21-941,817.00-268,205.01

Finding the Fourth Proportional to 628,090.21, 941,817.00 and 268,205.01

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Solution

The fourth proportional to 628,090.21, 941,817.00 and 268,205.01 is: 402,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,090.21 : 941,817.00 = 268,205.01 : x
  2. Step 2: Convert to fraction form
    628,090.21/941,817.00 = 268,205.01/x
  3. Step 3: Cross multiply
    628,090.21x = 941,817.00 × 268,205.01
  4. Step 4: Simplify right side
    628,090.21x = 252,600,033,868.47
  5. Step 5: Solve for x
    x = 252,600,033,868.47/628,090.21
  6. Step 6: Final answer
    x = 402,171.58

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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.