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Finding the Fourth Proportional to 737,802.90, 1,018,205.91 and 451,233

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Solution

The fourth proportional to 737,802.90, 1,018,205.91 and 451,233 is: 622,724.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,802.90 : 1,018,205.91 = 451,233 : x
  2. Step 2: Convert to fraction form
    737,802.90/1,018,205.91 = 451,233/x
  3. Step 3: Cross multiply
    737,802.90x = 1,018,205.91 × 451,233
  4. Step 4: Simplify right side
    737,802.90x = 459,448,107,387.03
  5. Step 5: Solve for x
    x = 459,448,107,387.03/737,802.90
  6. Step 6: Final answer
    x = 622,724.72

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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.