Finding the Fourth Proportional to 614,665.68, 921,472.63 and 235,858.26
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Solution
The fourth proportional to 614,665.68, 921,472.63 and 235,858.26 is: 353,585.60
Step by Step Solution
- Step 1: Write the proportion equation
614,665.68 : 921,472.63 = 235,858.26 : x - Step 2: Convert to fraction form
614,665.68/921,472.63 = 235,858.26/x - Step 3: Cross multiply
614,665.68x = 921,472.63 × 235,858.26 - Step 4: Simplify right side
614,665.68x = 217,336,931,149.42 - Step 5: Solve for x
x = 217,336,931,149.42/614,665.68 - Step 6: Final answer
x = 353,585.60
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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.