Home / 307,960.65-459,094.29-303,107.55

Finding the Fourth Proportional to 307,960.65, 459,094.29 and 303,107.55

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Solution

The fourth proportional to 307,960.65, 459,094.29 and 303,107.55 is: 451,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,960.65 : 459,094.29 = 303,107.55 : x
  2. Step 2: Convert to fraction form
    307,960.65/459,094.29 = 303,107.55/x
  3. Step 3: Cross multiply
    307,960.65x = 459,094.29 × 303,107.55
  4. Step 4: Simplify right side
    307,960.65x = 139,154,945,460.89
  5. Step 5: Solve for x
    x = 139,154,945,460.89/307,960.65
  6. Step 6: Final answer
    x = 451,859.50

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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.