Home / 324,858.06-487,287.09-158,503.50

Finding the Fourth Proportional to 324,858.06, 487,287.09 and 158,503.50

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Solution

The fourth proportional to 324,858.06, 487,287.09 and 158,503.50 is: 237,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,858.06 : 487,287.09 = 158,503.50 : x
  2. Step 2: Convert to fraction form
    324,858.06/487,287.09 = 158,503.50/x
  3. Step 3: Cross multiply
    324,858.06x = 487,287.09 × 158,503.50
  4. Step 4: Simplify right side
    324,858.06x = 77,236,709,269.82
  5. Step 5: Solve for x
    x = 77,236,709,269.82/324,858.06
  6. Step 6: Final answer
    x = 237,755.25

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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.