Home / 702,787.52-1,054,181.28-329,072.96

Finding the Fourth Proportional to 702,787.52, 1,054,181.28 and 329,072.96

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Solution

The fourth proportional to 702,787.52, 1,054,181.28 and 329,072.96 is: 493,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,787.52 : 1,054,181.28 = 329,072.96 : x
  2. Step 2: Convert to fraction form
    702,787.52/1,054,181.28 = 329,072.96/x
  3. Step 3: Cross multiply
    702,787.52x = 1,054,181.28 × 329,072.96
  4. Step 4: Simplify right side
    702,787.52x = 346,902,554,186.19
  5. Step 5: Solve for x
    x = 346,902,554,186.19/702,787.52
  6. Step 6: Final answer
    x = 493,609.44

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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.