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Finding the Fourth Proportional to 607,790.22, 838,748.43 and 335,850.54

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Solution

The fourth proportional to 607,790.22, 838,748.43 and 335,850.54 is: 463,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,790.22 : 838,748.43 = 335,850.54 : x
  2. Step 2: Convert to fraction form
    607,790.22/838,748.43 = 335,850.54/x
  3. Step 3: Cross multiply
    607,790.22x = 838,748.43 × 335,850.54
  4. Step 4: Simplify right side
    607,790.22x = 281,694,113,139.65
  5. Step 5: Solve for x
    x = 281,694,113,139.65/607,790.22
  6. Step 6: Final answer
    x = 463,472.60

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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.