Finding the Fourth Proportional to 753,224.92, 1,129,876.28 and 192,264.28
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Solution
The fourth proportional to 753,224.92, 1,129,876.28 and 192,264.28 is: 288,406.35
Step by Step Solution
- Step 1: Write the proportion equation
753,224.92 : 1,129,876.28 = 192,264.28 : x - Step 2: Convert to fraction form
753,224.92/1,129,876.28 = 192,264.28/x - Step 3: Cross multiply
753,224.92x = 1,129,876.28 × 192,264.28 - Step 4: Simplify right side
753,224.92x = 217,234,849,463.28 - Step 5: Solve for x
x = 217,234,849,463.28/753,224.92 - Step 6: Final answer
x = 288,406.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.