Home / 735,519.07-1,015,042.44-413,222.68

Finding the Fourth Proportional to 735,519.07, 1,015,042.44 and 413,222.68

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Solution

The fourth proportional to 735,519.07, 1,015,042.44 and 413,222.68 is: 570,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,519.07 : 1,015,042.44 = 413,222.68 : x
  2. Step 2: Convert to fraction form
    735,519.07/1,015,042.44 = 413,222.68/x
  3. Step 3: Cross multiply
    735,519.07x = 1,015,042.44 × 413,222.68
  4. Step 4: Simplify right side
    735,519.07x = 419,438,557,370.54
  5. Step 5: Solve for x
    x = 419,438,557,370.54/735,519.07
  6. Step 6: Final answer
    x = 570,261.97

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Double scale
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1.5x scale

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.