Home / 995,239.44-1,493,299.80-521,811.72

Finding the Fourth Proportional to 995,239.44, 1,493,299.80 and 521,811.72

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Solution

The fourth proportional to 995,239.44, 1,493,299.80 and 521,811.72 is: 782,948.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,239.44 : 1,493,299.80 = 521,811.72 : x
  2. Step 2: Convert to fraction form
    995,239.44/1,493,299.80 = 521,811.72/x
  3. Step 3: Cross multiply
    995,239.44x = 1,493,299.80 × 521,811.72
  4. Step 4: Simplify right side
    995,239.44x = 779,221,337,113.66
  5. Step 5: Solve for x
    x = 779,221,337,113.66/995,239.44
  6. Step 6: Final answer
    x = 782,948.61

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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.