Finding the Fourth Proportional to 357,207.57, 535,663.53 and 151,955.19
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Solution
The fourth proportional to 357,207.57, 535,663.53 and 151,955.19 is: 227,869.90
Step by Step Solution
- Step 1: Write the proportion equation
357,207.57 : 535,663.53 = 151,955.19 : x - Step 2: Convert to fraction form
357,207.57/535,663.53 = 151,955.19/x - Step 3: Cross multiply
357,207.57x = 535,663.53 × 151,955.19 - Step 4: Simplify right side
357,207.57x = 81,396,853,477.22 - Step 5: Solve for x
x = 81,396,853,477.22/357,207.57 - Step 6: Final answer
x = 227,869.90
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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.