Finding the Fourth Proportional to 556,943.94, 768,583.26 and 302,295.06
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Solution
The fourth proportional to 556,943.94, 768,583.26 and 302,295.06 is: 417,167.52
Step by Step Solution
- Step 1: Write the proportion equation
556,943.94 : 768,583.26 = 302,295.06 : x - Step 2: Convert to fraction form
556,943.94/768,583.26 = 302,295.06/x - Step 3: Cross multiply
556,943.94x = 768,583.26 × 302,295.06 - Step 4: Simplify right side
556,943.94x = 232,338,922,696.70 - Step 5: Solve for x
x = 232,338,922,696.70/556,943.94 - Step 6: Final answer
x = 417,167.52
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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.