Finding the Fourth Proportional to 862,994.01, 1,294,934.55 and 661,882.08
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Solution
The fourth proportional to 862,994.01, 1,294,934.55 and 661,882.08 is: 993,163.29
Step by Step Solution
- Step 1: Write the proportion equation
862,994.01 : 1,294,934.55 = 661,882.08 : x - Step 2: Convert to fraction form
862,994.01/1,294,934.55 = 661,882.08/x - Step 3: Cross multiply
862,994.01x = 1,294,934.55 × 661,882.08 - Step 4: Simplify right side
862,994.01x = 857,093,973,417.86 - Step 5: Solve for x
x = 857,093,973,417.86/862,994.01 - Step 6: Final answer
x = 993,163.29
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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.