Finding the Fourth Proportional to 276,130.88, 413,799.84 and 118,316.48
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Solution
The fourth proportional to 276,130.88, 413,799.84 and 118,316.48 is: 177,304.84
Step by Step Solution
- Step 1: Write the proportion equation
276,130.88 : 413,799.84 = 118,316.48 : x - Step 2: Convert to fraction form
276,130.88/413,799.84 = 118,316.48/x - Step 3: Cross multiply
276,130.88x = 413,799.84 × 118,316.48 - Step 4: Simplify right side
276,130.88x = 48,959,340,493.36 - Step 5: Solve for x
x = 48,959,340,493.36/276,130.88 - Step 6: Final answer
x = 177,304.84
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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.