Home / 854,894.82-1,179,750.54-467,703.24

Finding the Fourth Proportional to 854,894.82, 1,179,750.54 and 467,703.24

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Solution

The fourth proportional to 854,894.82, 1,179,750.54 and 467,703.24 is: 645,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,894.82 : 1,179,750.54 = 467,703.24 : x
  2. Step 2: Convert to fraction form
    854,894.82/1,179,750.54 = 467,703.24/x
  3. Step 3: Cross multiply
    854,894.82x = 1,179,750.54 × 467,703.24
  4. Step 4: Simplify right side
    854,894.82x = 551,773,147,611.23
  5. Step 5: Solve for x
    x = 551,773,147,611.23/854,894.82
  6. Step 6: Final answer
    x = 645,428.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.