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Finding the Fourth Proportional to 603,204.70, 832,745.66 and 465,081.95

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Solution

The fourth proportional to 603,204.70, 832,745.66 and 465,081.95 is: 642,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,204.70 : 832,745.66 = 465,081.95 : x
  2. Step 2: Convert to fraction form
    603,204.70/832,745.66 = 465,081.95/x
  3. Step 3: Cross multiply
    603,204.70x = 832,745.66 × 465,081.95
  4. Step 4: Simplify right side
    603,204.70x = 387,294,975,406.84
  5. Step 5: Solve for x
    x = 387,294,975,406.84/603,204.70
  6. Step 6: Final answer
    x = 642,062.26

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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.