Finding the Fourth Proportional to 493,161.62, 680,560.18 and 266,802.26
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Solution
The fourth proportional to 493,161.62, 680,560.18 and 266,802.26 is: 368,185.57
Step by Step Solution
- Step 1: Write the proportion equation
493,161.62 : 680,560.18 = 266,802.26 : x - Step 2: Convert to fraction form
493,161.62/680,560.18 = 266,802.26/x - Step 3: Cross multiply
493,161.62x = 680,560.18 × 266,802.26 - Step 4: Simplify right side
493,161.62x = 181,574,990,020.20 - Step 5: Solve for x
x = 181,574,990,020.20/493,161.62 - Step 6: Final answer
x = 368,185.57
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1.5x scale
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.