Finding the Fourth Proportional to 634,321.08, 875,375.10 and 347,824.08
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Solution
The fourth proportional to 634,321.08, 875,375.10 and 347,824.08 is: 480,003.82
Step by Step Solution
- Step 1: Write the proportion equation
634,321.08 : 875,375.10 = 347,824.08 : x - Step 2: Convert to fraction form
634,321.08/875,375.10 = 347,824.08/x - Step 3: Cross multiply
634,321.08x = 875,375.10 × 347,824.08 - Step 4: Simplify right side
634,321.08x = 304,476,538,812.41 - Step 5: Solve for x
x = 304,476,538,812.41/634,321.08 - Step 6: Final answer
x = 480,003.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.