Finding the Fourth Proportional to 730,895.08, 1,096,208.68 and 331,439.80
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Solution
The fourth proportional to 730,895.08, 1,096,208.68 and 331,439.80 is: 497,098.96
Step by Step Solution
- Step 1: Write the proportion equation
730,895.08 : 1,096,208.68 = 331,439.80 : x - Step 2: Convert to fraction form
730,895.08/1,096,208.68 = 331,439.80/x - Step 3: Cross multiply
730,895.08x = 1,096,208.68 × 331,439.80 - Step 4: Simplify right side
730,895.08x = 363,327,185,657.46 - Step 5: Solve for x
x = 363,327,185,657.46/730,895.08 - Step 6: Final answer
x = 497,098.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.