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Finding the Fourth Proportional to 603,840.75, 833,298.33 and 331,925.59

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Solution

The fourth proportional to 603,840.75, 833,298.33 and 331,925.59 is: 458,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,840.75 : 833,298.33 = 331,925.59 : x
  2. Step 2: Convert to fraction form
    603,840.75/833,298.33 = 331,925.59/x
  3. Step 3: Cross multiply
    603,840.75x = 833,298.33 × 331,925.59
  4. Step 4: Simplify right side
    603,840.75x = 276,593,039,831.27
  5. Step 5: Solve for x
    x = 276,593,039,831.27/603,840.75
  6. Step 6: Final answer
    x = 458,056.27

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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.