Finding the Fourth Proportional to 432,342.30, 596,642.31 and 271,204.14
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Solution
The fourth proportional to 432,342.30, 596,642.31 and 271,204.14 is: 374,267.95
Step by Step Solution
- Step 1: Write the proportion equation
432,342.30 : 596,642.31 = 271,204.14 : x - Step 2: Convert to fraction form
432,342.30/596,642.31 = 271,204.14/x - Step 3: Cross multiply
432,342.30x = 596,642.31 × 271,204.14 - Step 4: Simplify right side
432,342.30x = 161,811,864,571.16 - Step 5: Solve for x
x = 161,811,864,571.16/432,342.30 - Step 6: Final answer
x = 374,267.95
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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.