Home / 840,382.44-1,260,650.61-334,820.94

Finding the Fourth Proportional to 840,382.44, 1,260,650.61 and 334,820.94

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Solution

The fourth proportional to 840,382.44, 1,260,650.61 and 334,820.94 is: 502,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,382.44 : 1,260,650.61 = 334,820.94 : x
  2. Step 2: Convert to fraction form
    840,382.44/1,260,650.61 = 334,820.94/x
  3. Step 3: Cross multiply
    840,382.44x = 1,260,650.61 × 334,820.94
  4. Step 4: Simplify right side
    840,382.44x = 422,092,222,251.77
  5. Step 5: Solve for x
    x = 422,092,222,251.77/840,382.44
  6. Step 6: Final answer
    x = 502,262.07

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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.