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Finding the Fourth Proportional to 555,802.22, 767,021.96 and 337,935.98

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Solution

The fourth proportional to 555,802.22, 767,021.96 and 337,935.98 is: 466,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,802.22 : 767,021.96 = 337,935.98 : x
  2. Step 2: Convert to fraction form
    555,802.22/767,021.96 = 337,935.98/x
  3. Step 3: Cross multiply
    555,802.22x = 767,021.96 × 337,935.98
  4. Step 4: Simplify right side
    555,802.22x = 259,204,317,734.12
  5. Step 5: Solve for x
    x = 259,204,317,734.12/555,802.22
  6. Step 6: Final answer
    x = 466,360.71

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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.