Finding the Fourth Proportional to 354,875.20, 532,361.40 and 118,193.20
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Solution
The fourth proportional to 354,875.20, 532,361.40 and 118,193.20 is: 177,305.99
Step by Step Solution
- Step 1: Write the proportion equation
354,875.20 : 532,361.40 = 118,193.20 : x - Step 2: Convert to fraction form
354,875.20/532,361.40 = 118,193.20/x - Step 3: Cross multiply
354,875.20x = 532,361.40 × 118,193.20 - Step 4: Simplify right side
354,875.20x = 62,921,497,422.48 - Step 5: Solve for x
x = 62,921,497,422.48/354,875.20 - Step 6: Final answer
x = 177,305.99
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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.