Finding the Fourth Proportional to 597,909.18, 824,648.10 and 383,069.36
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Solution
The fourth proportional to 597,909.18, 824,648.10 and 383,069.36 is: 528,336.80
Step by Step Solution
- Step 1: Write the proportion equation
597,909.18 : 824,648.10 = 383,069.36 : x - Step 2: Convert to fraction form
597,909.18/824,648.10 = 383,069.36/x - Step 3: Cross multiply
597,909.18x = 824,648.10 × 383,069.36 - Step 4: Simplify right side
597,909.18x = 315,897,419,892.22 - Step 5: Solve for x
x = 315,897,419,892.22/597,909.18 - Step 6: Final answer
x = 528,336.80
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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.