Home / 937,131.87-1,405,835.07-297,222.15

Finding the Fourth Proportional to 937,131.87, 1,405,835.07 and 297,222.15

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Solution

The fourth proportional to 937,131.87, 1,405,835.07 and 297,222.15 is: 445,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,131.87 : 1,405,835.07 = 297,222.15 : x
  2. Step 2: Convert to fraction form
    937,131.87/1,405,835.07 = 297,222.15/x
  3. Step 3: Cross multiply
    937,131.87x = 1,405,835.07 × 297,222.15
  4. Step 4: Simplify right side
    937,131.87x = 417,845,322,050.80
  5. Step 5: Solve for x
    x = 417,845,322,050.80/937,131.87
  6. Step 6: Final answer
    x = 445,876.76

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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.