Home / 899,405.92-1,241,131.44-496,972

Finding the Fourth Proportional to 899,405.92, 1,241,131.44 and 496,972

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Solution

The fourth proportional to 899,405.92, 1,241,131.44 and 496,972 is: 685,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,405.92 : 1,241,131.44 = 496,972 : x
  2. Step 2: Convert to fraction form
    899,405.92/1,241,131.44 = 496,972/x
  3. Step 3: Cross multiply
    899,405.92x = 1,241,131.44 × 496,972
  4. Step 4: Simplify right side
    899,405.92x = 616,807,573,999.68
  5. Step 5: Solve for x
    x = 616,807,573,999.68/899,405.92
  6. Step 6: Final answer
    x = 685,794.43

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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.