Home / 676,998.72-1,015,496.24-171,558.23

Finding the Fourth Proportional to 676,998.72, 1,015,496.24 and 171,558.23

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Solution

The fourth proportional to 676,998.72, 1,015,496.24 and 171,558.23 is: 257,336.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,998.72 : 1,015,496.24 = 171,558.23 : x
  2. Step 2: Convert to fraction form
    676,998.72/1,015,496.24 = 171,558.23/x
  3. Step 3: Cross multiply
    676,998.72x = 1,015,496.24 × 171,558.23
  4. Step 4: Simplify right side
    676,998.72x = 174,216,731,570.78
  5. Step 5: Solve for x
    x = 174,216,731,570.78/676,998.72
  6. Step 6: Final answer
    x = 257,336.87

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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.