Home / 759,234.88-1,047,904.32-631,786.24

Finding the Fourth Proportional to 759,234.88, 1,047,904.32 and 631,786.24

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Solution

The fourth proportional to 759,234.88, 1,047,904.32 and 631,786.24 is: 871,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,234.88 : 1,047,904.32 = 631,786.24 : x
  2. Step 2: Convert to fraction form
    759,234.88/1,047,904.32 = 631,786.24/x
  3. Step 3: Cross multiply
    759,234.88x = 1,047,904.32 × 631,786.24
  4. Step 4: Simplify right side
    759,234.88x = 662,051,530,212.56
  5. Step 5: Solve for x
    x = 662,051,530,212.56/759,234.88
  6. Step 6: Final answer
    x = 871,998.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.