Finding the Fourth Proportional to 363,756.42, 501,959.84 and 218,475.87
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Solution
The fourth proportional to 363,756.42, 501,959.84 and 218,475.87 is: 301,482.28
Step by Step Solution
- Step 1: Write the proportion equation
363,756.42 : 501,959.84 = 218,475.87 : x - Step 2: Convert to fraction form
363,756.42/501,959.84 = 218,475.87/x - Step 3: Cross multiply
363,756.42x = 501,959.84 × 218,475.87 - Step 4: Simplify right side
363,756.42x = 109,666,111,656.68 - Step 5: Solve for x
x = 109,666,111,656.68/363,756.42 - Step 6: Final answer
x = 301,482.28
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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.