Home / 777,892.20-1,166,371.56-304,013.04

Finding the Fourth Proportional to 777,892.20, 1,166,371.56 and 304,013.04

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Solution

The fourth proportional to 777,892.20, 1,166,371.56 and 304,013.04 is: 455,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,892.20 : 1,166,371.56 = 304,013.04 : x
  2. Step 2: Convert to fraction form
    777,892.20/1,166,371.56 = 304,013.04/x
  3. Step 3: Cross multiply
    777,892.20x = 1,166,371.56 × 304,013.04
  4. Step 4: Simplify right side
    777,892.20x = 354,592,163,725.14
  5. Step 5: Solve for x
    x = 354,592,163,725.14/777,892.20
  6. Step 6: Final answer
    x = 455,837.15

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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.