Home / 447,849.50-618,028.00-243,903.83

Finding the Fourth Proportional to 447,849.50, 618,028.00 and 243,903.83

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Solution

The fourth proportional to 447,849.50, 618,028.00 and 243,903.83 is: 336,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,849.50 : 618,028.00 = 243,903.83 : x
  2. Step 2: Convert to fraction form
    447,849.50/618,028.00 = 243,903.83/x
  3. Step 3: Cross multiply
    447,849.50x = 618,028.00 × 243,903.83
  4. Step 4: Simplify right side
    447,849.50x = 150,739,393,233.32
  5. Step 5: Solve for x
    x = 150,739,393,233.32/447,849.50
  6. Step 6: Final answer
    x = 336,584.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.