Finding the Fourth Proportional to 232,646.16, 348,969.36 and 74,874.60
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Solution
The fourth proportional to 232,646.16, 348,969.36 and 74,874.60 is: 112,311.94
Step by Step Solution
- Step 1: Write the proportion equation
232,646.16 : 348,969.36 = 74,874.60 : x - Step 2: Convert to fraction form
232,646.16/348,969.36 = 74,874.60/x - Step 3: Cross multiply
232,646.16x = 348,969.36 × 74,874.60 - Step 4: Simplify right side
232,646.16x = 26,128,941,242.26 - Step 5: Solve for x
x = 26,128,941,242.26/232,646.16 - Step 6: Final answer
x = 112,311.94
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1.5x scale
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.