Finding the Fourth Proportional to 354,328.17, 531,545.79 and 114,361.88
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Solution
The fourth proportional to 354,328.17, 531,545.79 and 114,361.88 is: 171,560.09
Step by Step Solution
- Step 1: Write the proportion equation
354,328.17 : 531,545.79 = 114,361.88 : x - Step 2: Convert to fraction form
354,328.17/531,545.79 = 114,361.88/x - Step 3: Cross multiply
354,328.17x = 531,545.79 × 114,361.88 - Step 4: Simplify right side
354,328.17x = 60,788,573,621.61 - Step 5: Solve for x
x = 60,788,573,621.61/354,328.17 - Step 6: Final answer
x = 171,560.09
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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.