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Finding the Fourth Proportional to 604,885.86, 834,745.50 and 332,981.10

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Solution

The fourth proportional to 604,885.86, 834,745.50 and 332,981.10 is: 459,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,885.86 : 834,745.50 = 332,981.10 : x
  2. Step 2: Convert to fraction form
    604,885.86/834,745.50 = 332,981.10/x
  3. Step 3: Cross multiply
    604,885.86x = 834,745.50 × 332,981.10
  4. Step 4: Simplify right side
    604,885.86x = 277,954,474,810.05
  5. Step 5: Solve for x
    x = 277,954,474,810.05/604,885.86
  6. Step 6: Final answer
    x = 459,515.58

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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.