Home / 777,783.87-1,166,577.39-304,801.38

Finding the Fourth Proportional to 777,783.87, 1,166,577.39 and 304,801.38

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Solution

The fourth proportional to 777,783.87, 1,166,577.39 and 304,801.38 is: 457,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,783.87 : 1,166,577.39 = 304,801.38 : x
  2. Step 2: Convert to fraction form
    777,783.87/1,166,577.39 = 304,801.38/x
  3. Step 3: Cross multiply
    777,783.87x = 1,166,577.39 × 304,801.38
  4. Step 4: Simplify right side
    777,783.87x = 355,574,398,348.80
  5. Step 5: Solve for x
    x = 355,574,398,348.80/777,783.87
  6. Step 6: Final answer
    x = 457,163.50

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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.