Finding the Fourth Proportional to 478,129.08, 659,832.65 and 263,276.83
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Solution
The fourth proportional to 478,129.08, 659,832.65 and 263,276.83 is: 363,330.02
Step by Step Solution
- Step 1: Write the proportion equation
478,129.08 : 659,832.65 = 263,276.83 : x - Step 2: Convert to fraction form
478,129.08/659,832.65 = 263,276.83/x - Step 3: Cross multiply
478,129.08x = 659,832.65 × 263,276.83 - Step 4: Simplify right side
478,129.08x = 173,718,647,106.12 - Step 5: Solve for x
x = 173,718,647,106.12/478,129.08 - Step 6: Final answer
x = 363,330.02
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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.