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Finding the Fourth Proportional to 562,203.57, 843,582.37 and 262,704.85

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Solution

The fourth proportional to 562,203.57, 843,582.37 and 262,704.85 is: 394,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,203.57 : 843,582.37 = 262,704.85 : x
  2. Step 2: Convert to fraction form
    562,203.57/843,582.37 = 262,704.85/x
  3. Step 3: Cross multiply
    562,203.57x = 843,582.37 × 262,704.85
  4. Step 4: Simplify right side
    562,203.57x = 221,613,179,973.49
  5. Step 5: Solve for x
    x = 221,613,179,973.49/562,203.57
  6. Step 6: Final answer
    x = 394,186.72

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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.