Home / 447,847.65-618,156.90-294,997.41

Finding the Fourth Proportional to 447,847.65, 618,156.90 and 294,997.41

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Solution

The fourth proportional to 447,847.65, 618,156.90 and 294,997.41 is: 407,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,847.65 : 618,156.90 = 294,997.41 : x
  2. Step 2: Convert to fraction form
    447,847.65/618,156.90 = 294,997.41/x
  3. Step 3: Cross multiply
    447,847.65x = 618,156.90 × 294,997.41
  4. Step 4: Simplify right side
    447,847.65x = 182,354,684,473.63
  5. Step 5: Solve for x
    x = 182,354,684,473.63/447,847.65
  6. Step 6: Final answer
    x = 407,180.17

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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.