Finding the Fourth Proportional to 401,180.19, 553,685.37 and 248,267.63
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Solution
The fourth proportional to 401,180.19, 553,685.37 and 248,267.63 is: 342,644.42
Step by Step Solution
- Step 1: Write the proportion equation
401,180.19 : 553,685.37 = 248,267.63 : x - Step 2: Convert to fraction form
401,180.19/553,685.37 = 248,267.63/x - Step 3: Cross multiply
401,180.19x = 553,685.37 × 248,267.63 - Step 4: Simplify right side
401,180.19x = 137,462,151,807.15 - Step 5: Solve for x
x = 137,462,151,807.15/401,180.19 - Step 6: Final answer
x = 342,644.42
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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.