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Finding the Fourth Proportional to 603,722.58, 833,157.14 and 331,800.12

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Solution

The fourth proportional to 603,722.58, 833,157.14 and 331,800.12 is: 457,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,722.58 : 833,157.14 = 331,800.12 : x
  2. Step 2: Convert to fraction form
    603,722.58/833,157.14 = 331,800.12/x
  3. Step 3: Cross multiply
    603,722.58x = 833,157.14 × 331,800.12
  4. Step 4: Simplify right side
    603,722.58x = 276,441,637,371.86
  5. Step 5: Solve for x
    x = 276,441,637,371.86/603,722.58
  6. Step 6: Final answer
    x = 457,895.14

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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.