Home / 331,005.48-456,774.12-187,762.46

Finding the Fourth Proportional to 331,005.48, 456,774.12 and 187,762.46

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Solution

The fourth proportional to 331,005.48, 456,774.12 and 187,762.46 is: 259,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,005.48 : 456,774.12 = 187,762.46 : x
  2. Step 2: Convert to fraction form
    331,005.48/456,774.12 = 187,762.46/x
  3. Step 3: Cross multiply
    331,005.48x = 456,774.12 × 187,762.46
  4. Step 4: Simplify right side
    331,005.48x = 85,765,030,151.66
  5. Step 5: Solve for x
    x = 85,765,030,151.66/331,005.48
  6. Step 6: Final answer
    x = 259,104.56

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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.