Home / 279,253.02-419,090.03-204,564.27

Finding the Fourth Proportional to 279,253.02, 419,090.03 and 204,564.27

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Solution

The fourth proportional to 279,253.02, 419,090.03 and 204,564.27 is: 307,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,253.02 : 419,090.03 = 204,564.27 : x
  2. Step 2: Convert to fraction form
    279,253.02/419,090.03 = 204,564.27/x
  3. Step 3: Cross multiply
    279,253.02x = 419,090.03 × 204,564.27
  4. Step 4: Simplify right side
    279,253.02x = 85,730,846,051.23
  5. Step 5: Solve for x
    x = 85,730,846,051.23/279,253.02
  6. Step 6: Final answer
    x = 307,000.60

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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.