Home / 755,273.64-1,042,305.12-411,092.94

Finding the Fourth Proportional to 755,273.64, 1,042,305.12 and 411,092.94

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Solution

The fourth proportional to 755,273.64, 1,042,305.12 and 411,092.94 is: 567,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,273.64 : 1,042,305.12 = 411,092.94 : x
  2. Step 2: Convert to fraction form
    755,273.64/1,042,305.12 = 411,092.94/x
  3. Step 3: Cross multiply
    755,273.64x = 1,042,305.12 × 411,092.94
  4. Step 4: Simplify right side
    755,273.64x = 428,484,276,157.85
  5. Step 5: Solve for x
    x = 428,484,276,157.85/755,273.64
  6. Step 6: Final answer
    x = 567,323.22

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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.