Finding the Fourth Proportional to 981,270.64, 1,354,191.87 and 551,549.44
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Solution
The fourth proportional to 981,270.64, 1,354,191.87 and 551,549.44 is: 761,159.80
Step by Step Solution
- Step 1: Write the proportion equation
981,270.64 : 1,354,191.87 = 551,549.44 : x - Step 2: Convert to fraction form
981,270.64/1,354,191.87 = 551,549.44/x - Step 3: Cross multiply
981,270.64x = 1,354,191.87 × 551,549.44 - Step 4: Simplify right side
981,270.64x = 746,903,767,551.05 - Step 5: Solve for x
x = 746,903,767,551.05/981,270.64 - Step 6: Final answer
x = 761,159.80
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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.