Finding the Fourth Proportional to 798,919.75, 1,102,492.15 and 436,345.02
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Solution
The fourth proportional to 798,919.75, 1,102,492.15 and 436,345.02 is: 602,146.79
Step by Step Solution
- Step 1: Write the proportion equation
798,919.75 : 1,102,492.15 = 436,345.02 : x - Step 2: Convert to fraction form
798,919.75/1,102,492.15 = 436,345.02/x - Step 3: Cross multiply
798,919.75x = 1,102,492.15 × 436,345.02 - Step 4: Simplify right side
798,919.75x = 481,066,959,241.59 - Step 5: Solve for x
x = 481,066,959,241.59/798,919.75 - Step 6: Final answer
x = 602,146.79
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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.