Home / 937,130.32-1,405,682.92-227,164.40

Finding the Fourth Proportional to 937,130.32, 1,405,682.92 and 227,164.40

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Solution

The fourth proportional to 937,130.32, 1,405,682.92 and 227,164.40 is: 340,743.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,130.32 : 1,405,682.92 = 227,164.40 : x
  2. Step 2: Convert to fraction form
    937,130.32/1,405,682.92 = 227,164.40/x
  3. Step 3: Cross multiply
    937,130.32x = 1,405,682.92 × 227,164.40
  4. Step 4: Simplify right side
    937,130.32x = 319,321,117,112.05
  5. Step 5: Solve for x
    x = 319,321,117,112.05/937,130.32
  6. Step 6: Final answer
    x = 340,743.56

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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.