Home / 298,285.02-447,868.17-199,063.26

Finding the Fourth Proportional to 298,285.02, 447,868.17 and 199,063.26

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Solution

The fourth proportional to 298,285.02, 447,868.17 and 199,063.26 is: 298,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,285.02 : 447,868.17 = 199,063.26 : x
  2. Step 2: Convert to fraction form
    298,285.02/447,868.17 = 199,063.26/x
  3. Step 3: Cross multiply
    298,285.02x = 447,868.17 × 199,063.26
  4. Step 4: Simplify right side
    298,285.02x = 89,154,097,970.43
  5. Step 5: Solve for x
    x = 89,154,097,970.43/298,285.02
  6. Step 6: Final answer
    x = 298,888.96

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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.