Finding the Fourth Proportional to 864,329.74, 1,192,841.13 and 477,219.80
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Solution
The fourth proportional to 864,329.74, 1,192,841.13 and 477,219.80 is: 658,599.82
Step by Step Solution
- Step 1: Write the proportion equation
864,329.74 : 1,192,841.13 = 477,219.80 : x - Step 2: Convert to fraction form
864,329.74/1,192,841.13 = 477,219.80/x - Step 3: Cross multiply
864,329.74x = 1,192,841.13 × 477,219.80 - Step 4: Simplify right side
864,329.74x = 569,247,410,262.05 - Step 5: Solve for x
x = 569,247,410,262.05/864,329.74 - Step 6: Final answer
x = 658,599.82
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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.