Home / 757,364.36-1,045,126.34-413,179.80

Finding the Fourth Proportional to 757,364.36, 1,045,126.34 and 413,179.80

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Solution

The fourth proportional to 757,364.36, 1,045,126.34 and 413,179.80 is: 570,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,364.36 : 1,045,126.34 = 413,179.80 : x
  2. Step 2: Convert to fraction form
    757,364.36/1,045,126.34 = 413,179.80/x
  3. Step 3: Cross multiply
    757,364.36x = 1,045,126.34 × 413,179.80
  4. Step 4: Simplify right side
    757,364.36x = 431,825,092,135.93
  5. Step 5: Solve for x
    x = 431,825,092,135.93/757,364.36
  6. Step 6: Final answer
    x = 570,168.22

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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.