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Finding the Fourth Proportional to 603,204.45, 832,745.31 and 465,081.70

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Solution

The fourth proportional to 603,204.45, 832,745.31 and 465,081.70 is: 642,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,204.45 : 832,745.31 = 465,081.70 : x
  2. Step 2: Convert to fraction form
    603,204.45/832,745.31 = 465,081.70/x
  3. Step 3: Cross multiply
    603,204.45x = 832,745.31 × 465,081.70
  4. Step 4: Simplify right side
    603,204.45x = 387,294,604,441.83
  5. Step 5: Solve for x
    x = 387,294,604,441.83/603,204.45
  6. Step 6: Final answer
    x = 642,061.92

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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.