Finding the Fourth Proportional to 341,352.84, 509,433.67 and 303,519.79
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Solution
The fourth proportional to 341,352.84, 509,433.67 and 303,519.79 is: 452,971.77
Step by Step Solution
- Step 1: Write the proportion equation
341,352.84 : 509,433.67 = 303,519.79 : x - Step 2: Convert to fraction form
341,352.84/509,433.67 = 303,519.79/x - Step 3: Cross multiply
341,352.84x = 509,433.67 × 303,519.79 - Step 4: Simplify right side
341,352.84x = 154,623,197,834.31 - Step 5: Solve for x
x = 154,623,197,834.31/341,352.84 - Step 6: Final answer
x = 452,971.77
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.