Finding the Fourth Proportional to 966,398.40, 1,449,589.92 and 335,302.08
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Solution
The fourth proportional to 966,398.40, 1,449,589.92 and 335,302.08 is: 502,950.46
Step by Step Solution
- Step 1: Write the proportion equation
966,398.40 : 1,449,589.92 = 335,302.08 : x - Step 2: Convert to fraction form
966,398.40/1,449,589.92 = 335,302.08/x - Step 3: Cross multiply
966,398.40x = 1,449,589.92 × 335,302.08 - Step 4: Simplify right side
966,398.40x = 486,050,515,323.03 - Step 5: Solve for x
x = 486,050,515,323.03/966,398.40 - Step 6: Final answer
x = 502,950.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.