Home / 699,087.47-1,046,375.80-361,663.46

Finding the Fourth Proportional to 699,087.47, 1,046,375.80 and 361,663.46

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Solution

The fourth proportional to 699,087.47, 1,046,375.80 and 361,663.46 is: 541,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,087.47 : 1,046,375.80 = 361,663.46 : x
  2. Step 2: Convert to fraction form
    699,087.47/1,046,375.80 = 361,663.46/x
  3. Step 3: Cross multiply
    699,087.47x = 1,046,375.80 × 361,663.46
  4. Step 4: Simplify right side
    699,087.47x = 378,435,892,288.27
  5. Step 5: Solve for x
    x = 378,435,892,288.27/699,087.47
  6. Step 6: Final answer
    x = 541,328.39

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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.