Home / 331,948.13-497,922.48-142,285.41

Finding the Fourth Proportional to 331,948.13, 497,922.48 and 142,285.41

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Solution

The fourth proportional to 331,948.13, 497,922.48 and 142,285.41 is: 213,428.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,948.13 : 497,922.48 = 142,285.41 : x
  2. Step 2: Convert to fraction form
    331,948.13/497,922.48 = 142,285.41/x
  3. Step 3: Cross multiply
    331,948.13x = 497,922.48 × 142,285.41
  4. Step 4: Simplify right side
    331,948.13x = 70,847,104,215.02
  5. Step 5: Solve for x
    x = 70,847,104,215.02/331,948.13
  6. Step 6: Final answer
    x = 213,428.24

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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.