Home / 497,828.80-746,305.80-298,228.60

Finding the Fourth Proportional to 497,828.80, 746,305.80 and 298,228.60

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Solution

The fourth proportional to 497,828.80, 746,305.80 and 298,228.60 is: 447,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,828.80 : 746,305.80 = 298,228.60 : x
  2. Step 2: Convert to fraction form
    497,828.80/746,305.80 = 298,228.60/x
  3. Step 3: Cross multiply
    497,828.80x = 746,305.80 × 298,228.60
  4. Step 4: Simplify right side
    497,828.80x = 222,569,733,905.88
  5. Step 5: Solve for x
    x = 222,569,733,905.88/497,828.80
  6. Step 6: Final answer
    x = 447,080.87

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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.