Finding the Fourth Proportional to 215,366.24, 322,849.68 and 197,648.48
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Solution
The fourth proportional to 215,366.24, 322,849.68 and 197,648.48 is: 296,289.47
Step by Step Solution
- Step 1: Write the proportion equation
215,366.24 : 322,849.68 = 197,648.48 : x - Step 2: Convert to fraction form
215,366.24/322,849.68 = 197,648.48/x - Step 3: Cross multiply
215,366.24x = 322,849.68 × 197,648.48 - Step 4: Simplify right side
215,366.24x = 63,810,748,520.49 - Step 5: Solve for x
x = 63,810,748,520.49/215,366.24 - Step 6: Final answer
x = 296,289.47
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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.