Finding the Fourth Proportional to 401,032.96, 553,425.62 and 219,743.42
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Solution
The fourth proportional to 401,032.96, 553,425.62 and 219,743.42 is: 303,245.99
Step by Step Solution
- Step 1: Write the proportion equation
401,032.96 : 553,425.62 = 219,743.42 : x - Step 2: Convert to fraction form
401,032.96/553,425.62 = 219,743.42/x - Step 3: Cross multiply
401,032.96x = 553,425.62 × 219,743.42 - Step 4: Simplify right side
401,032.96x = 121,611,634,588.58 - Step 5: Solve for x
x = 121,611,634,588.58/401,032.96 - Step 6: Final answer
x = 303,245.99
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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.