Finding the Fourth Proportional to 409,273.11, 564,777.99 and 227,983.26
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Solution
The fourth proportional to 409,273.11, 564,777.99 and 227,983.26 is: 314,606.37
Step by Step Solution
- Step 1: Write the proportion equation
409,273.11 : 564,777.99 = 227,983.26 : x - Step 2: Convert to fraction form
409,273.11/564,777.99 = 227,983.26/x - Step 3: Cross multiply
409,273.11x = 564,777.99 × 227,983.26 - Step 4: Simplify right side
409,273.11x = 128,759,927,336.45 - Step 5: Solve for x
x = 128,759,927,336.45/409,273.11 - Step 6: Final answer
x = 314,606.37
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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.