Finding the Fourth Proportional to 518,737.52, 778,174.26 and 203,153.42
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Solution
The fourth proportional to 518,737.52, 778,174.26 and 203,153.42 is: 304,756.75
Step by Step Solution
- Step 1: Write the proportion equation
518,737.52 : 778,174.26 = 203,153.42 : x - Step 2: Convert to fraction form
518,737.52/778,174.26 = 203,153.42/x - Step 3: Cross multiply
518,737.52x = 778,174.26 × 203,153.42 - Step 4: Simplify right side
518,737.52x = 158,088,762,274.97 - Step 5: Solve for x
x = 158,088,762,274.97/518,737.52 - Step 6: Final answer
x = 304,756.75
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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.