Finding the Fourth Proportional to 413,944.48, 620,920.56 and 164,690.08
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Solution
The fourth proportional to 413,944.48, 620,920.56 and 164,690.08 is: 247,036.65
Step by Step Solution
- Step 1: Write the proportion equation
413,944.48 : 620,920.56 = 164,690.08 : x - Step 2: Convert to fraction form
413,944.48/620,920.56 = 164,690.08/x - Step 3: Cross multiply
413,944.48x = 620,920.56 × 164,690.08 - Step 4: Simplify right side
413,944.48x = 102,259,456,700.05 - Step 5: Solve for x
x = 102,259,456,700.05/413,944.48 - Step 6: Final answer
x = 247,036.65
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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.