Home / 829,788.56-1,244,047.23-260,840.51

Finding the Fourth Proportional to 829,788.56, 1,244,047.23 and 260,840.51

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Solution

The fourth proportional to 829,788.56, 1,244,047.23 and 260,840.51 is: 391,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,788.56 : 1,244,047.23 = 260,840.51 : x
  2. Step 2: Convert to fraction form
    829,788.56/1,244,047.23 = 260,840.51/x
  3. Step 3: Cross multiply
    829,788.56x = 1,244,047.23 × 260,840.51
  4. Step 4: Simplify right side
    829,788.56x = 324,497,907,717.05
  5. Step 5: Solve for x
    x = 324,497,907,717.05/829,788.56
  6. Step 6: Final answer
    x = 391,060.96

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Double scale
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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.