Home / 777,312.84-1,166,633.86-304,330.34

Finding the Fourth Proportional to 777,312.84, 1,166,633.86 and 304,330.34

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Solution

The fourth proportional to 777,312.84, 1,166,633.86 and 304,330.34 is: 456,755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,312.84 : 1,166,633.86 = 304,330.34 : x
  2. Step 2: Convert to fraction form
    777,312.84/1,166,633.86 = 304,330.34/x
  3. Step 3: Cross multiply
    777,312.84x = 1,166,633.86 × 304,330.34
  4. Step 4: Simplify right side
    777,312.84x = 355,042,079,269.31
  5. Step 5: Solve for x
    x = 355,042,079,269.31/777,312.84
  6. Step 6: Final answer
    x = 456,755.71

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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.