Home / 899,685.36-1,349,749.44-633,964.86

Finding the Fourth Proportional to 899,685.36, 1,349,749.44 and 633,964.86

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Solution

The fourth proportional to 899,685.36, 1,349,749.44 and 633,964.86 is: 951,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,685.36 : 1,349,749.44 = 633,964.86 : x
  2. Step 2: Convert to fraction form
    899,685.36/1,349,749.44 = 633,964.86/x
  3. Step 3: Cross multiply
    899,685.36x = 1,349,749.44 × 633,964.86
  4. Step 4: Simplify right side
    899,685.36x = 855,693,714,764.68
  5. Step 5: Solve for x
    x = 855,693,714,764.68/899,685.36
  6. Step 6: Final answer
    x = 951,103.30

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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.