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Finding the Fourth Proportional to 245,087.60, 367,717.80 and 236,447.60

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Solution

The fourth proportional to 245,087.60, 367,717.80 and 236,447.60 is: 354,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,087.60 : 367,717.80 = 236,447.60 : x
  2. Step 2: Convert to fraction form
    245,087.60/367,717.80 = 236,447.60/x
  3. Step 3: Cross multiply
    245,087.60x = 367,717.80 × 236,447.60
  4. Step 4: Simplify right side
    245,087.60x = 86,945,991,287.28
  5. Step 5: Solve for x
    x = 86,945,991,287.28/245,087.60
  6. Step 6: Final answer
    x = 354,754.75

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1.5x scale

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.