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Finding the Fourth Proportional to 375,512.68, 562,334.83 and 262,664.50

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Solution

The fourth proportional to 375,512.68, 562,334.83 and 262,664.50 is: 393,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,512.68 : 562,334.83 = 262,664.50 : x
  2. Step 2: Convert to fraction form
    375,512.68/562,334.83 = 262,664.50/x
  3. Step 3: Cross multiply
    375,512.68x = 562,334.83 × 262,664.50
  4. Step 4: Simplify right side
    375,512.68x = 147,705,395,103.59
  5. Step 5: Solve for x
    x = 147,705,395,103.59/375,512.68
  6. Step 6: Final answer
    x = 393,343.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.