Home / 1,188,353.80-1,782,637.89-335,434.87

Finding the Fourth Proportional to 1,188,353.80, 1,782,637.89 and 335,434.87

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Solution

The fourth proportional to 1,188,353.80, 1,782,637.89 and 335,434.87 is: 503,182.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,353.80 : 1,782,637.89 = 335,434.87 : x
  2. Step 2: Convert to fraction form
    1,188,353.80/1,782,637.89 = 335,434.87/x
  3. Step 3: Cross multiply
    1,188,353.80x = 1,782,637.89 × 335,434.87
  4. Step 4: Simplify right side
    1,188,353.80x = 597,958,908,889.22
  5. Step 5: Solve for x
    x = 597,958,908,889.22/1,188,353.80
  6. Step 6: Final answer
    x = 503,182.56

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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.