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Finding the Fourth Proportional to 562,610.92, 776,455.86 and 336,251.56

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Solution

The fourth proportional to 562,610.92, 776,455.86 and 336,251.56 is: 464,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,610.92 : 776,455.86 = 336,251.56 : x
  2. Step 2: Convert to fraction form
    562,610.92/776,455.86 = 336,251.56/x
  3. Step 3: Cross multiply
    562,610.92x = 776,455.86 × 336,251.56
  4. Step 4: Simplify right side
    562,610.92x = 261,084,494,196.14
  5. Step 5: Solve for x
    x = 261,084,494,196.14/562,610.92
  6. Step 6: Final answer
    x = 464,058.70

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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.