Finding the Fourth Proportional to 653,156.44, 901,306.12 and 366,621.17
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Solution
The fourth proportional to 653,156.44, 901,306.12 and 366,621.17 is: 505,909.27
Step by Step Solution
- Step 1: Write the proportion equation
653,156.44 : 901,306.12 = 366,621.17 : x - Step 2: Convert to fraction form
653,156.44/901,306.12 = 366,621.17/x - Step 3: Cross multiply
653,156.44x = 901,306.12 × 366,621.17 - Step 4: Simplify right side
653,156.44x = 330,437,897,902.92 - Step 5: Solve for x
x = 330,437,897,902.92/653,156.44 - Step 6: Final answer
x = 505,909.27
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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.