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Finding the Fourth Proportional to 603,501.05, 832,845.35 and 331,585.91

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Solution

The fourth proportional to 603,501.05, 832,845.35 and 331,585.91 is: 457,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,501.05 : 832,845.35 = 331,585.91 : x
  2. Step 2: Convert to fraction form
    603,501.05/832,845.35 = 331,585.91/x
  3. Step 3: Cross multiply
    603,501.05x = 832,845.35 × 331,585.91
  4. Step 4: Simplify right side
    603,501.05x = 276,159,781,611.09
  5. Step 5: Solve for x
    x = 276,159,781,611.09/603,501.05
  6. Step 6: Final answer
    x = 457,596.19

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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.