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Finding the Fourth Proportional to 737,693.73, 1,018,034.33 and 411,028.22

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Solution

The fourth proportional to 737,693.73, 1,018,034.33 and 411,028.22 is: 567,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,693.73 : 1,018,034.33 = 411,028.22 : x
  2. Step 2: Convert to fraction form
    737,693.73/1,018,034.33 = 411,028.22/x
  3. Step 3: Cross multiply
    737,693.73x = 1,018,034.33 × 411,028.22
  4. Step 4: Simplify right side
    737,693.73x = 418,440,839,048.74
  5. Step 5: Solve for x
    x = 418,440,839,048.74/737,693.73
  6. Step 6: Final answer
    x = 567,228.41

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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.