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Finding the Fourth Proportional to 603,285.75, 832,585.67 and 341,687.58

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Solution

The fourth proportional to 603,285.75, 832,585.67 and 341,687.58 is: 471,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,285.75 : 832,585.67 = 341,687.58 : x
  2. Step 2: Convert to fraction form
    603,285.75/832,585.67 = 341,687.58/x
  3. Step 3: Cross multiply
    603,285.75x = 832,585.67 × 341,687.58
  4. Step 4: Simplify right side
    603,285.75x = 284,484,187,642.11
  5. Step 5: Solve for x
    x = 284,484,187,642.11/603,285.75
  6. Step 6: Final answer
    x = 471,557.95

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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.