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Finding the Fourth Proportional to 562,112.73, 775,497.68 and 358,127.12

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Solution

The fourth proportional to 562,112.73, 775,497.68 and 358,127.12 is: 494,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,112.73 : 775,497.68 = 358,127.12 : x
  2. Step 2: Convert to fraction form
    562,112.73/775,497.68 = 358,127.12/x
  3. Step 3: Cross multiply
    562,112.73x = 775,497.68 × 358,127.12
  4. Step 4: Simplify right side
    562,112.73x = 277,726,752,196.17
  5. Step 5: Solve for x
    x = 277,726,752,196.17/562,112.73
  6. Step 6: Final answer
    x = 494,076.61

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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.