Finding the Fourth Proportional to 697,924.44, 963,082.08 and 391,902.96
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Solution
The fourth proportional to 697,924.44, 963,082.08 and 391,902.96 is: 540,795.96
Step by Step Solution
- Step 1: Write the proportion equation
697,924.44 : 963,082.08 = 391,902.96 : x - Step 2: Convert to fraction form
697,924.44/963,082.08 = 391,902.96/x - Step 3: Cross multiply
697,924.44x = 963,082.08 × 391,902.96 - Step 4: Simplify right side
697,924.44x = 377,434,717,874.96 - Step 5: Solve for x
x = 377,434,717,874.96/697,924.44 - Step 6: Final answer
x = 540,795.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.