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Finding the Fourth Proportional to 437,233.22, 603,660.42 and 356,852.48

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Solution

The fourth proportional to 437,233.22, 603,660.42 and 356,852.48 is: 492,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,233.22 : 603,660.42 = 356,852.48 : x
  2. Step 2: Convert to fraction form
    437,233.22/603,660.42 = 356,852.48/x
  3. Step 3: Cross multiply
    437,233.22x = 603,660.42 × 356,852.48
  4. Step 4: Simplify right side
    437,233.22x = 215,417,717,954.84
  5. Step 5: Solve for x
    x = 215,417,717,954.84/437,233.22
  6. Step 6: Final answer
    x = 492,683.79

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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.