Home / 627,343.56-940,486.30-272,090.02

Finding the Fourth Proportional to 627,343.56, 940,486.30 and 272,090.02

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Solution

The fourth proportional to 627,343.56, 940,486.30 and 272,090.02 is: 407,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343.56 : 940,486.30 = 272,090.02 : x
  2. Step 2: Convert to fraction form
    627,343.56/940,486.30 = 272,090.02/x
  3. Step 3: Cross multiply
    627,343.56x = 940,486.30 × 272,090.02
  4. Step 4: Simplify right side
    627,343.56x = 255,896,936,176.73
  5. Step 5: Solve for x
    x = 255,896,936,176.73/627,343.56
  6. Step 6: Final answer
    x = 407,905.58

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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.