Home / 690,674.48-1,035,739.44-335,583.44

Finding the Fourth Proportional to 690,674.48, 1,035,739.44 and 335,583.44

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Solution

The fourth proportional to 690,674.48, 1,035,739.44 and 335,583.44 is: 503,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,674.48 : 1,035,739.44 = 335,583.44 : x
  2. Step 2: Convert to fraction form
    690,674.48/1,035,739.44 = 335,583.44/x
  3. Step 3: Cross multiply
    690,674.48x = 1,035,739.44 × 335,583.44
  4. Step 4: Simplify right side
    690,674.48x = 347,577,004,218.87
  5. Step 5: Solve for x
    x = 347,577,004,218.87/690,674.48
  6. Step 6: Final answer
    x = 503,242.87

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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.