Finding the Fourth Proportional to 486,130.30, 729,268.38 and 170,531.62
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Solution
The fourth proportional to 486,130.30, 729,268.38 and 170,531.62 is: 255,823.01
Step by Step Solution
- Step 1: Write the proportion equation
486,130.30 : 729,268.38 = 170,531.62 : x - Step 2: Convert to fraction form
486,130.30/729,268.38 = 170,531.62/x - Step 3: Cross multiply
486,130.30x = 729,268.38 × 170,531.62 - Step 4: Simplify right side
486,130.30x = 124,363,318,256.18 - Step 5: Solve for x
x = 124,363,318,256.18/486,130.30 - Step 6: Final answer
x = 255,823.01
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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.