Home / 698,481.76-1,046,846.54-298,653.20

Finding the Fourth Proportional to 698,481.76, 1,046,846.54 and 298,653.20

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Solution

The fourth proportional to 698,481.76, 1,046,846.54 and 298,653.20 is: 447,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,481.76 : 1,046,846.54 = 298,653.20 : x
  2. Step 2: Convert to fraction form
    698,481.76/1,046,846.54 = 298,653.20/x
  3. Step 3: Cross multiply
    698,481.76x = 1,046,846.54 × 298,653.20
  4. Step 4: Simplify right side
    698,481.76x = 312,644,069,079.93
  5. Step 5: Solve for x
    x = 312,644,069,079.93/698,481.76
  6. Step 6: Final answer
    x = 447,605.20

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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.