Finding the Fourth Proportional to 434,703.78, 652,057.92 and 197,880.84
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Solution
The fourth proportional to 434,703.78, 652,057.92 and 197,880.84 is: 296,822.28
Step by Step Solution
- Step 1: Write the proportion equation
434,703.78 : 652,057.92 = 197,880.84 : x - Step 2: Convert to fraction form
434,703.78/652,057.92 = 197,880.84/x - Step 3: Cross multiply
434,703.78x = 652,057.92 × 197,880.84 - Step 4: Simplify right side
434,703.78x = 129,029,768,938.25 - Step 5: Solve for x
x = 129,029,768,938.25/434,703.78 - Step 6: Final answer
x = 296,822.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.