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Finding the Fourth Proportional to 603,346.55, 832,527.99 and 345,182.48

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Solution

The fourth proportional to 603,346.55, 832,527.99 and 345,182.48 is: 476,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,346.55 : 832,527.99 = 345,182.48 : x
  2. Step 2: Convert to fraction form
    603,346.55/832,527.99 = 345,182.48/x
  3. Step 3: Cross multiply
    603,346.55x = 832,527.99 × 345,182.48
  4. Step 4: Simplify right side
    603,346.55x = 287,374,079,899.93
  5. Step 5: Solve for x
    x = 287,374,079,899.93/603,346.55
  6. Step 6: Final answer
    x = 476,300.20

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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.