Home / 698,620.32-1,047,053.70-298,791

Finding the Fourth Proportional to 698,620.32, 1,047,053.70 and 298,791

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Solution

The fourth proportional to 698,620.32, 1,047,053.70 and 298,791 is: 447,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,620.32 : 1,047,053.70 = 298,791 : x
  2. Step 2: Convert to fraction form
    698,620.32/1,047,053.70 = 298,791/x
  3. Step 3: Cross multiply
    698,620.32x = 1,047,053.70 × 298,791
  4. Step 4: Simplify right side
    698,620.32x = 312,850,222,076.70
  5. Step 5: Solve for x
    x = 312,850,222,076.70/698,620.32
  6. Step 6: Final answer
    x = 447,811.51

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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.