Finding the Fourth Proportional to 597,261.75, 824,221.26 and 328,989.75
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Solution
The fourth proportional to 597,261.75, 824,221.26 and 328,989.75 is: 454,005.88
Step by Step Solution
- Step 1: Write the proportion equation
597,261.75 : 824,221.26 = 328,989.75 : x - Step 2: Convert to fraction form
597,261.75/824,221.26 = 328,989.75/x - Step 3: Cross multiply
597,261.75x = 824,221.26 × 328,989.75 - Step 4: Simplify right side
597,261.75x = 271,160,346,272.09 - Step 5: Solve for x
x = 271,160,346,272.09/597,261.75 - Step 6: Final answer
x = 454,005.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.