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Finding the Fourth Proportional to 437,674.77, 603,993.11 and 246,691.35

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Solution

The fourth proportional to 437,674.77, 603,993.11 and 246,691.35 is: 340,435.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,674.77 : 603,993.11 = 246,691.35 : x
  2. Step 2: Convert to fraction form
    437,674.77/603,993.11 = 246,691.35/x
  3. Step 3: Cross multiply
    437,674.77x = 603,993.11 × 246,691.35
  4. Step 4: Simplify right side
    437,674.77x = 148,999,874,463.14
  5. Step 5: Solve for x
    x = 148,999,874,463.14/437,674.77
  6. Step 6: Final answer
    x = 340,435.15

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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.