Home / 993,957.55-1,489,556.95-452,891.54

Finding the Fourth Proportional to 993,957.55, 1,489,556.95 and 452,891.54

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Solution

The fourth proportional to 993,957.55, 1,489,556.95 and 452,891.54 is: 678,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,957.55 : 1,489,556.95 = 452,891.54 : x
  2. Step 2: Convert to fraction form
    993,957.55/1,489,556.95 = 452,891.54/x
  3. Step 3: Cross multiply
    993,957.55x = 1,489,556.95 × 452,891.54
  4. Step 4: Simplify right side
    993,957.55x = 674,607,741,003.20
  5. Step 5: Solve for x
    x = 674,607,741,003.20/993,957.55
  6. Step 6: Final answer
    x = 678,708.81

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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.