Home / 307,963.15-459,098.02-303,110.05

Finding the Fourth Proportional to 307,963.15, 459,098.02 and 303,110.05

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Solution

The fourth proportional to 307,963.15, 459,098.02 and 303,110.05 is: 451,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,963.15 : 459,098.02 = 303,110.05 : x
  2. Step 2: Convert to fraction form
    307,963.15/459,098.02 = 303,110.05/x
  3. Step 3: Cross multiply
    307,963.15x = 459,098.02 × 303,110.05
  4. Step 4: Simplify right side
    307,963.15x = 139,157,223,797.10
  5. Step 5: Solve for x
    x = 139,157,223,797.10/307,963.15
  6. Step 6: Final answer
    x = 451,863.23

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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.