Home / 496,845.36-685,646.57-270,490.86

Finding the Fourth Proportional to 496,845.36, 685,646.57 and 270,490.86

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Solution

The fourth proportional to 496,845.36, 685,646.57 and 270,490.86 is: 373,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,845.36 : 685,646.57 = 270,490.86 : x
  2. Step 2: Convert to fraction form
    496,845.36/685,646.57 = 270,490.86/x
  3. Step 3: Cross multiply
    496,845.36x = 685,646.57 × 270,490.86
  4. Step 4: Simplify right side
    496,845.36x = 185,461,131,051.58
  5. Step 5: Solve for x
    x = 185,461,131,051.58/496,845.36
  6. Step 6: Final answer
    x = 373,277.37

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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.