Home / 851,563.81-1,277,592.27-252,539.38

Finding the Fourth Proportional to 851,563.81, 1,277,592.27 and 252,539.38

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Solution

The fourth proportional to 851,563.81, 1,277,592.27 and 252,539.38 is: 378,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,563.81 : 1,277,592.27 = 252,539.38 : x
  2. Step 2: Convert to fraction form
    851,563.81/1,277,592.27 = 252,539.38/x
  3. Step 3: Cross multiply
    851,563.81x = 1,277,592.27 × 252,539.38
  4. Step 4: Simplify right side
    851,563.81x = 322,642,359,758.59
  5. Step 5: Solve for x
    x = 322,642,359,758.59/851,563.81
  6. Step 6: Final answer
    x = 378,882.19

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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.