Home / 746,798.02-1,119,828.39-325,891.78

Finding the Fourth Proportional to 746,798.02, 1,119,828.39 and 325,891.78

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Solution

The fourth proportional to 746,798.02, 1,119,828.39 and 325,891.78 is: 488,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,798.02 : 1,119,828.39 = 325,891.78 : x
  2. Step 2: Convert to fraction form
    746,798.02/1,119,828.39 = 325,891.78/x
  3. Step 3: Cross multiply
    746,798.02x = 1,119,828.39 × 325,891.78
  4. Step 4: Simplify right side
    746,798.02x = 364,942,867,311.63
  5. Step 5: Solve for x
    x = 364,942,867,311.63/746,798.02
  6. Step 6: Final answer
    x = 488,676.80

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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.