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Finding the Fourth Proportional to 603,170.62, 832,342.98 and 345,052.69

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Solution

The fourth proportional to 603,170.62, 832,342.98 and 345,052.69 is: 476,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,170.62 : 832,342.98 = 345,052.69 : x
  2. Step 2: Convert to fraction form
    603,170.62/832,342.98 = 345,052.69/x
  3. Step 3: Cross multiply
    603,170.62x = 832,342.98 × 345,052.69
  4. Step 4: Simplify right side
    603,170.62x = 287,202,184,251.62
  5. Step 5: Solve for x
    x = 287,202,184,251.62/603,170.62
  6. Step 6: Final answer
    x = 476,154.13

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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.