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Finding the Fourth Proportional to 562,933.80, 843,223.10 and 263,669.80

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Solution

The fourth proportional to 562,933.80, 843,223.10 and 263,669.80 is: 394,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,933.80 : 843,223.10 = 263,669.80 : x
  2. Step 2: Convert to fraction form
    562,933.80/843,223.10 = 263,669.80/x
  3. Step 3: Cross multiply
    562,933.80x = 843,223.10 × 263,669.80
  4. Step 4: Simplify right side
    562,933.80x = 222,332,466,132.38
  5. Step 5: Solve for x
    x = 222,332,466,132.38/562,933.80
  6. Step 6: Final answer
    x = 394,953.13

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1.5x scale

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.