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Finding the Fourth Proportional to 324,999.96, 487,554.40 and 111,759.26

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Solution

The fourth proportional to 324,999.96, 487,554.40 and 111,759.26 is: 167,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,999.96 : 487,554.40 = 111,759.26 : x
  2. Step 2: Convert to fraction form
    324,999.96/487,554.40 = 111,759.26/x
  3. Step 3: Cross multiply
    324,999.96x = 487,554.40 × 111,759.26
  4. Step 4: Simplify right side
    324,999.96x = 54,488,718,953.74
  5. Step 5: Solve for x
    x = 54,488,718,953.74/324,999.96
  6. Step 6: Final answer
    x = 167,657.62

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1.5x scale

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.