Home / 738,645.24-1,108,755.18-711,876.36

Finding the Fourth Proportional to 738,645.24, 1,108,755.18 and 711,876.36

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Solution

The fourth proportional to 738,645.24, 1,108,755.18 and 711,876.36 is: 1,068,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,645.24 : 1,108,755.18 = 711,876.36 : x
  2. Step 2: Convert to fraction form
    738,645.24/1,108,755.18 = 711,876.36/x
  3. Step 3: Cross multiply
    738,645.24x = 1,108,755.18 × 711,876.36
  4. Step 4: Simplify right side
    738,645.24x = 789,296,601,669.55
  5. Step 5: Solve for x
    x = 789,296,601,669.55/738,645.24
  6. Step 6: Final answer
    x = 1,068,573.33

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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.