Finding the Fourth Proportional to 476,734.80, 715,101.58 and 121,749.08
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Solution
The fourth proportional to 476,734.80, 715,101.58 and 121,749.08 is: 182,623.46
Step by Step Solution
- Step 1: Write the proportion equation
476,734.80 : 715,101.58 = 121,749.08 : x - Step 2: Convert to fraction form
476,734.80/715,101.58 = 121,749.08/x - Step 3: Cross multiply
476,734.80x = 715,101.58 × 121,749.08 - Step 4: Simplify right side
476,734.80x = 87,062,959,471.55 - Step 5: Solve for x
x = 87,062,959,471.55/476,734.80 - Step 6: Final answer
x = 182,623.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.