Home / 331,828.04-497,743.98-82,510.04

Finding the Fourth Proportional to 331,828.04, 497,743.98 and 82,510.04

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Solution

The fourth proportional to 331,828.04, 497,743.98 and 82,510.04 is: 123,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,828.04 : 497,743.98 = 82,510.04 : x
  2. Step 2: Convert to fraction form
    331,828.04/497,743.98 = 82,510.04/x
  3. Step 3: Cross multiply
    331,828.04x = 497,743.98 × 82,510.04
  4. Step 4: Simplify right side
    331,828.04x = 41,068,875,699.56
  5. Step 5: Solve for x
    x = 41,068,875,699.56/331,828.04
  6. Step 6: Final answer
    x = 123,765.54

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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.