Finding the Fourth Proportional to 614,672.13, 921,482.25 and 235,864.68
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Solution
The fourth proportional to 614,672.13, 921,482.25 and 235,864.68 is: 353,595.20
Step by Step Solution
- Step 1: Write the proportion equation
614,672.13 : 921,482.25 = 235,864.68 : x - Step 2: Convert to fraction form
614,672.13/921,482.25 = 235,864.68/x - Step 3: Cross multiply
614,672.13x = 921,482.25 × 235,864.68 - Step 4: Simplify right side
614,672.13x = 217,345,116,021.93 - Step 5: Solve for x
x = 217,345,116,021.93/614,672.13 - Step 6: Final answer
x = 353,595.20
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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.