Home / 496,828.35-685,625.72-270,475.47

Finding the Fourth Proportional to 496,828.35, 685,625.72 and 270,475.47

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Solution

The fourth proportional to 496,828.35, 685,625.72 and 270,475.47 is: 373,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,828.35 : 685,625.72 = 270,475.47 : x
  2. Step 2: Convert to fraction form
    496,828.35/685,625.72 = 270,475.47/x
  3. Step 3: Cross multiply
    496,828.35x = 685,625.72 × 270,475.47
  4. Step 4: Simplify right side
    496,828.35x = 185,444,937,508.71
  5. Step 5: Solve for x
    x = 185,444,937,508.71/496,828.35
  6. Step 6: Final answer
    x = 373,257.56

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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.