Home / 307,963.65-459,098.76-303,110.55

Finding the Fourth Proportional to 307,963.65, 459,098.76 and 303,110.55

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Solution

The fourth proportional to 307,963.65, 459,098.76 and 303,110.55 is: 451,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,963.65 : 459,098.76 = 303,110.55 : x
  2. Step 2: Convert to fraction form
    307,963.65/459,098.76 = 303,110.55/x
  3. Step 3: Cross multiply
    307,963.65x = 459,098.76 × 303,110.55
  4. Step 4: Simplify right side
    307,963.65x = 139,157,677,647.92
  5. Step 5: Solve for x
    x = 139,157,677,647.92/307,963.65
  6. Step 6: Final answer
    x = 451,863.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.