Finding the Fourth Proportional to 862,566.84, 1,294,047.09 and 263,613.15
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Solution
The fourth proportional to 862,566.84, 1,294,047.09 and 263,613.15 is: 395,479.88
Step by Step Solution
- Step 1: Write the proportion equation
862,566.84 : 1,294,047.09 = 263,613.15 : x - Step 2: Convert to fraction form
862,566.84/1,294,047.09 = 263,613.15/x - Step 3: Cross multiply
862,566.84x = 1,294,047.09 × 263,613.15 - Step 4: Simplify right side
862,566.84x = 341,127,829,643.23 - Step 5: Solve for x
x = 341,127,829,643.23/862,566.84 - Step 6: Final answer
x = 395,479.88
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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.