Finding the Fourth Proportional to 899,684.79, 1,348,860.47 and 544,614.81
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Solution
The fourth proportional to 899,684.79, 1,348,860.47 and 544,614.81 is: 816,518.62
Step by Step Solution
- Step 1: Write the proportion equation
899,684.79 : 1,348,860.47 = 544,614.81 : x - Step 2: Convert to fraction form
899,684.79/1,348,860.47 = 544,614.81/x - Step 3: Cross multiply
899,684.79x = 1,348,860.47 × 544,614.81 - Step 4: Simplify right side
899,684.79x = 734,609,385,862.49 - Step 5: Solve for x
x = 734,609,385,862.49/899,684.79 - Step 6: Final answer
x = 816,518.62
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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.