Home / 737,997.42-1,018,436.44-415,707.52

Finding the Fourth Proportional to 737,997.42, 1,018,436.44 and 415,707.52

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Solution

The fourth proportional to 737,997.42, 1,018,436.44 and 415,707.52 is: 573,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,997.42 : 1,018,436.44 = 415,707.52 : x
  2. Step 2: Convert to fraction form
    737,997.42/1,018,436.44 = 415,707.52/x
  3. Step 3: Cross multiply
    737,997.42x = 1,018,436.44 × 415,707.52
  4. Step 4: Simplify right side
    737,997.42x = 423,371,684,203.94
  5. Step 5: Solve for x
    x = 423,371,684,203.94/737,997.42
  6. Step 6: Final answer
    x = 573,676.37

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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.