Finding the Fourth Proportional to 554,106.92, 764,612.34 and 339,307.88
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Solution
The fourth proportional to 554,106.92, 764,612.34 and 339,307.88 is: 468,211.07
Step by Step Solution
- Step 1: Write the proportion equation
554,106.92 : 764,612.34 = 339,307.88 : x - Step 2: Convert to fraction form
554,106.92/764,612.34 = 339,307.88/x - Step 3: Cross multiply
554,106.92x = 764,612.34 × 339,307.88 - Step 4: Simplify right side
554,106.92x = 259,438,992,107.24 - Step 5: Solve for x
x = 259,438,992,107.24/554,106.92 - Step 6: Final answer
x = 468,211.07
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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.