Home / 777,311.83-1,166,632.35-304,329.34

Finding the Fourth Proportional to 777,311.83, 1,166,632.35 and 304,329.34

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Solution

The fourth proportional to 777,311.83, 1,166,632.35 and 304,329.34 is: 456,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,311.83 : 1,166,632.35 = 304,329.34 : x
  2. Step 2: Convert to fraction form
    777,311.83/1,166,632.35 = 304,329.34/x
  3. Step 3: Cross multiply
    777,311.83x = 1,166,632.35 × 304,329.34
  4. Step 4: Simplify right side
    777,311.83x = 355,040,453,098.15
  5. Step 5: Solve for x
    x = 355,040,453,098.15/777,311.83
  6. Step 6: Final answer
    x = 456,754.21

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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.