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Finding the Fourth Proportional to 273,729.60, 375,003.29 and 263,495.49

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Solution

The fourth proportional to 273,729.60, 375,003.29 and 263,495.49 is: 360,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,729.60 : 375,003.29 = 263,495.49 : x
  2. Step 2: Convert to fraction form
    273,729.60/375,003.29 = 263,495.49/x
  3. Step 3: Cross multiply
    273,729.60x = 375,003.29 × 263,495.49
  4. Step 4: Simplify right side
    273,729.60x = 98,811,674,598.69
  5. Step 5: Solve for x
    x = 98,811,674,598.69/273,729.60
  6. Step 6: Final answer
    x = 360,982.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.