Home / 671,996.61-1,008,142.44-493,963.89

Finding the Fourth Proportional to 671,996.61, 1,008,142.44 and 493,963.89

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Solution

The fourth proportional to 671,996.61, 1,008,142.44 and 493,963.89 is: 741,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,996.61 : 1,008,142.44 = 493,963.89 : x
  2. Step 2: Convert to fraction form
    671,996.61/1,008,142.44 = 493,963.89/x
  3. Step 3: Cross multiply
    671,996.61x = 1,008,142.44 × 493,963.89
  4. Step 4: Simplify right side
    671,996.61x = 497,985,961,336.49
  5. Step 5: Solve for x
    x = 497,985,961,336.49/671,996.61
  6. Step 6: Final answer
    x = 741,054.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.