Home / 937,144.63-1,405,438.39-397,392.94

Finding the Fourth Proportional to 937,144.63, 1,405,438.39 and 397,392.94

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Solution

The fourth proportional to 937,144.63, 1,405,438.39 and 397,392.94 is: 595,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,144.63 : 1,405,438.39 = 397,392.94 : x
  2. Step 2: Convert to fraction form
    937,144.63/1,405,438.39 = 397,392.94/x
  3. Step 3: Cross multiply
    937,144.63x = 1,405,438.39 × 397,392.94
  4. Step 4: Simplify right side
    937,144.63x = 558,511,293,790.97
  5. Step 5: Solve for x
    x = 558,511,293,790.97/937,144.63
  6. Step 6: Final answer
    x = 595,971.29

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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.