Home / 331,132.35-456,972.40-234,509.07

Finding the Fourth Proportional to 331,132.35, 456,972.40 and 234,509.07

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Solution

The fourth proportional to 331,132.35, 456,972.40 and 234,509.07 is: 323,629.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,132.35 : 456,972.40 = 234,509.07 : x
  2. Step 2: Convert to fraction form
    331,132.35/456,972.40 = 234,509.07/x
  3. Step 3: Cross multiply
    331,132.35x = 456,972.40 × 234,509.07
  4. Step 4: Simplify right side
    331,132.35x = 107,164,172,539.67
  5. Step 5: Solve for x
    x = 107,164,172,539.67/331,132.35
  6. Step 6: Final answer
    x = 323,629.43

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1.5x scale

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.