Finding the Fourth Proportional to 313,269.80, 432,307.64 and 177,329.48
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Solution
The fourth proportional to 313,269.80, 432,307.64 and 177,329.48 is: 244,712.03
Step by Step Solution
- Step 1: Write the proportion equation
313,269.80 : 432,307.64 = 177,329.48 : x - Step 2: Convert to fraction form
313,269.80/432,307.64 = 177,329.48/x - Step 3: Cross multiply
313,269.80x = 432,307.64 × 177,329.48 - Step 4: Simplify right side
313,269.80x = 76,660,889,001.23 - Step 5: Solve for x
x = 76,660,889,001.23/313,269.80 - Step 6: Final answer
x = 244,712.03
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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.