Finding the Fourth Proportional to 822,138.66, 1,233,700.02 and 290,107.08
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Solution
The fourth proportional to 822,138.66, 1,233,700.02 and 290,107.08 is: 435,334.24
Step by Step Solution
- Step 1: Write the proportion equation
822,138.66 : 1,233,700.02 = 290,107.08 : x - Step 2: Convert to fraction form
822,138.66/1,233,700.02 = 290,107.08/x - Step 3: Cross multiply
822,138.66x = 1,233,700.02 × 290,107.08 - Step 4: Simplify right side
822,138.66x = 357,905,110,398.14 - Step 5: Solve for x
x = 357,905,110,398.14/822,138.66 - Step 6: Final answer
x = 435,334.24
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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.