Finding the Fourth Proportional to 806,569.62, 1,209,854.46 and 245,604.12
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Solution
The fourth proportional to 806,569.62, 1,209,854.46 and 245,604.12 is: 368,406.19
Step by Step Solution
- Step 1: Write the proportion equation
806,569.62 : 1,209,854.46 = 245,604.12 : x - Step 2: Convert to fraction form
806,569.62/1,209,854.46 = 245,604.12/x - Step 3: Cross multiply
806,569.62x = 1,209,854.46 × 245,604.12 - Step 4: Simplify right side
806,569.62x = 297,145,239,976.38 - Step 5: Solve for x
x = 297,145,239,976.38/806,569.62 - Step 6: Final answer
x = 368,406.19
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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.