Finding the Fourth Proportional to 560,487.66, 840,707.97 and 260,865.18
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Solution
The fourth proportional to 560,487.66, 840,707.97 and 260,865.18 is: 391,286.82
Step by Step Solution
- Step 1: Write the proportion equation
560,487.66 : 840,707.97 = 260,865.18 : x - Step 2: Convert to fraction form
560,487.66/840,707.97 = 260,865.18/x - Step 3: Cross multiply
560,487.66x = 840,707.97 × 260,865.18 - Step 4: Simplify right side
560,487.66x = 219,311,435,921.49 - Step 5: Solve for x
x = 219,311,435,921.49/560,487.66 - Step 6: Final answer
x = 391,286.82
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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.