Finding the Fourth Proportional to 634,322.08, 875,376.48 and 347,825.08
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Solution
The fourth proportional to 634,322.08, 875,376.48 and 347,825.08 is: 480,005.20
Step by Step Solution
- Step 1: Write the proportion equation
634,322.08 : 875,376.48 = 347,825.08 : x - Step 2: Convert to fraction form
634,322.08/875,376.48 = 347,825.08/x - Step 3: Cross multiply
634,322.08x = 875,376.48 × 347,825.08 - Step 4: Simplify right side
634,322.08x = 304,477,894,186.12 - Step 5: Solve for x
x = 304,477,894,186.12/634,322.08 - Step 6: Final answer
x = 480,005.20
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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.