Home / 936,922.88-1,292,942.84-507,193.58

Finding the Fourth Proportional to 936,922.88, 1,292,942.84 and 507,193.58

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Solution

The fourth proportional to 936,922.88, 1,292,942.84 and 507,193.58 is: 699,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,922.88 : 1,292,942.84 = 507,193.58 : x
  2. Step 2: Convert to fraction form
    936,922.88/1,292,942.84 = 507,193.58/x
  3. Step 3: Cross multiply
    936,922.88x = 1,292,942.84 × 507,193.58
  4. Step 4: Simplify right side
    936,922.88x = 655,772,307,754.97
  5. Step 5: Solve for x
    x = 655,772,307,754.97/936,922.88
  6. Step 6: Final answer
    x = 699,921.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.