Finding the Fourth Proportional to 370,674.17, 555,613.26 and 157,261.96
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Solution
The fourth proportional to 370,674.17, 555,613.26 and 157,261.96 is: 235,724.09
Step by Step Solution
- Step 1: Write the proportion equation
370,674.17 : 555,613.26 = 157,261.96 : x - Step 2: Convert to fraction form
370,674.17/555,613.26 = 157,261.96/x - Step 3: Cross multiply
370,674.17x = 555,613.26 × 157,261.96 - Step 4: Simplify right side
370,674.17x = 87,376,830,269.59 - Step 5: Solve for x
x = 87,376,830,269.59/370,674.17 - Step 6: Final answer
x = 235,724.09
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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.