Finding the Fourth Proportional to 844,727.94, 1,165,432.42 and 640,566.18
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Solution
The fourth proportional to 844,727.94, 1,165,432.42 and 640,566.18 is: 883,759.80
Step by Step Solution
- Step 1: Write the proportion equation
844,727.94 : 1,165,432.42 = 640,566.18 : x - Step 2: Convert to fraction form
844,727.94/1,165,432.42 = 640,566.18/x - Step 3: Cross multiply
844,727.94x = 1,165,432.42 × 640,566.18 - Step 4: Simplify right side
844,727.94x = 746,536,593,327.56 - Step 5: Solve for x
x = 746,536,593,327.56/844,727.94 - Step 6: Final answer
x = 883,759.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.