Finding the Fourth Proportional to 328,210.26, 452,929.80 and 177,307.26
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Solution
The fourth proportional to 328,210.26, 452,929.80 and 177,307.26 is: 244,683.82
Step by Step Solution
- Step 1: Write the proportion equation
328,210.26 : 452,929.80 = 177,307.26 : x - Step 2: Convert to fraction form
328,210.26/452,929.80 = 177,307.26/x - Step 3: Cross multiply
328,210.26x = 452,929.80 × 177,307.26 - Step 4: Simplify right side
328,210.26x = 80,307,741,810.35 - Step 5: Solve for x
x = 80,307,741,810.35/328,210.26 - Step 6: Final answer
x = 244,683.82
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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.