Home / 777,691.36-1,166,498.16-304,463.44

Finding the Fourth Proportional to 777,691.36, 1,166,498.16 and 304,463.44

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Solution

The fourth proportional to 777,691.36, 1,166,498.16 and 304,463.44 is: 456,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,691.36 : 1,166,498.16 = 304,463.44 : x
  2. Step 2: Convert to fraction form
    777,691.36/1,166,498.16 = 304,463.44/x
  3. Step 3: Cross multiply
    777,691.36x = 1,166,498.16 × 304,463.44
  4. Step 4: Simplify right side
    777,691.36x = 355,156,042,547.27
  5. Step 5: Solve for x
    x = 355,156,042,547.27/777,691.36
  6. Step 6: Final answer
    x = 456,679.94

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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.