Finding the Fourth Proportional to 434,048.10, 652,069.97 and 306,258.50
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Solution
The fourth proportional to 434,048.10, 652,069.97 and 306,258.50 is: 460,091.80
Step by Step Solution
- Step 1: Write the proportion equation
434,048.10 : 652,069.97 = 306,258.50 : x - Step 2: Convert to fraction form
434,048.10/652,069.97 = 306,258.50/x - Step 3: Cross multiply
434,048.10x = 652,069.97 × 306,258.50 - Step 4: Simplify right side
434,048.10x = 199,701,972,154.60 - Step 5: Solve for x
x = 199,701,972,154.60/434,048.10 - Step 6: Final answer
x = 460,091.80
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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.