Finding the Fourth Proportional to 368,381.08, 508,324.69 and 207,232.79
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Solution
The fourth proportional to 368,381.08, 508,324.69 and 207,232.79 is: 285,958.07
Step by Step Solution
- Step 1: Write the proportion equation
368,381.08 : 508,324.69 = 207,232.79 : x - Step 2: Convert to fraction form
368,381.08/508,324.69 = 207,232.79/x - Step 3: Cross multiply
368,381.08x = 508,324.69 × 207,232.79 - Step 4: Simplify right side
368,381.08x = 105,341,543,734.59 - Step 5: Solve for x
x = 105,341,543,734.59/368,381.08 - Step 6: Final answer
x = 285,958.07
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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.