Finding the Fourth Proportional to 427,963.17, 590,581.94 and 236,972.46
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Solution
The fourth proportional to 427,963.17, 590,581.94 and 236,972.46 is: 327,017.99
Step by Step Solution
- Step 1: Write the proportion equation
427,963.17 : 590,581.94 = 236,972.46 : x - Step 2: Convert to fraction form
427,963.17/590,581.94 = 236,972.46/x - Step 3: Cross multiply
427,963.17x = 590,581.94 × 236,972.46 - Step 4: Simplify right side
427,963.17x = 139,951,655,745.80 - Step 5: Solve for x
x = 139,951,655,745.80/427,963.17 - Step 6: Final answer
x = 327,017.99
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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.