Home / 936,922.85-1,292,957.72-507,202.97

Finding the Fourth Proportional to 936,922.85, 1,292,957.72 and 507,202.97

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Solution

The fourth proportional to 936,922.85, 1,292,957.72 and 507,202.97 is: 699,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,922.85 : 1,292,957.72 = 507,202.97 : x
  2. Step 2: Convert to fraction form
    936,922.85/1,292,957.72 = 507,202.97/x
  3. Step 3: Cross multiply
    936,922.85x = 1,292,957.72 × 507,202.97
  4. Step 4: Simplify right side
    936,922.85x = 655,791,986,667.63
  5. Step 5: Solve for x
    x = 655,791,986,667.63/936,922.85
  6. Step 6: Final answer
    x = 699,942.36

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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.