Finding the Fourth Proportional to 652,522.21, 899,527.48 and 461,198.05
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Solution
The fourth proportional to 652,522.21, 899,527.48 and 461,198.05 is: 635,779.62
Step by Step Solution
- Step 1: Write the proportion equation
652,522.21 : 899,527.48 = 461,198.05 : x - Step 2: Convert to fraction form
652,522.21/899,527.48 = 461,198.05/x - Step 3: Cross multiply
652,522.21x = 899,527.48 × 461,198.05 - Step 4: Simplify right side
652,522.21x = 414,860,319,697.41 - Step 5: Solve for x
x = 414,860,319,697.41/652,522.21 - Step 6: Final answer
x = 635,779.62
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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.