Home / 331,582.35-497,373.53-82,264.35

Finding the Fourth Proportional to 331,582.35, 497,373.53 and 82,264.35

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Solution

The fourth proportional to 331,582.35, 497,373.53 and 82,264.35 is: 123,396.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,582.35 : 497,373.53 = 82,264.35 : x
  2. Step 2: Convert to fraction form
    331,582.35/497,373.53 = 82,264.35/x
  3. Step 3: Cross multiply
    331,582.35x = 497,373.53 × 82,264.35
  4. Step 4: Simplify right side
    331,582.35x = 40,916,109,741.33
  5. Step 5: Solve for x
    x = 40,916,109,741.33/331,582.35
  6. Step 6: Final answer
    x = 123,396.53

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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.