Finding the Fourth Proportional to 351,944.56, 485,709.24 and 201,038.32
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Solution
The fourth proportional to 351,944.56, 485,709.24 and 201,038.32 is: 277,447.59
Step by Step Solution
- Step 1: Write the proportion equation
351,944.56 : 485,709.24 = 201,038.32 : x - Step 2: Convert to fraction form
351,944.56/485,709.24 = 201,038.32/x - Step 3: Cross multiply
351,944.56x = 485,709.24 × 201,038.32 - Step 4: Simplify right side
351,944.56x = 97,646,169,618.08 - Step 5: Solve for x
x = 97,646,169,618.08/351,944.56 - Step 6: Final answer
x = 277,447.59
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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.