Home / 336,441.60-504,664.29-99,786.06

Finding the Fourth Proportional to 336,441.60, 504,664.29 and 99,786.06

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Solution

The fourth proportional to 336,441.60, 504,664.29 and 99,786.06 is: 149,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,441.60 : 504,664.29 = 99,786.06 : x
  2. Step 2: Convert to fraction form
    336,441.60/504,664.29 = 99,786.06/x
  3. Step 3: Cross multiply
    336,441.60x = 504,664.29 × 99,786.06
  4. Step 4: Simplify right side
    336,441.60x = 50,358,461,121.80
  5. Step 5: Solve for x
    x = 50,358,461,121.80/336,441.60
  6. Step 6: Final answer
    x = 149,679.65

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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.