Finding the Fourth Proportional to 277,764.21, 416,560.37 and 100,248.75
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Solution
The fourth proportional to 277,764.21, 416,560.37 and 100,248.75 is: 150,342.10
Step by Step Solution
- Step 1: Write the proportion equation
277,764.21 : 416,560.37 = 100,248.75 : x - Step 2: Convert to fraction form
277,764.21/416,560.37 = 100,248.75/x - Step 3: Cross multiply
277,764.21x = 416,560.37 × 100,248.75 - Step 4: Simplify right side
277,764.21x = 41,759,655,890.79 - Step 5: Solve for x
x = 41,759,655,890.79/277,764.21 - Step 6: Final answer
x = 150,342.10
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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.