Finding the Fourth Proportional to 460,137.42, 690,242.99 and 160,611.35
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Solution
The fourth proportional to 460,137.42, 690,242.99 and 160,611.35 is: 240,929.88
Step by Step Solution
- Step 1: Write the proportion equation
460,137.42 : 690,242.99 = 160,611.35 : x - Step 2: Convert to fraction form
460,137.42/690,242.99 = 160,611.35/x - Step 3: Cross multiply
460,137.42x = 690,242.99 × 160,611.35 - Step 4: Simplify right side
460,137.42x = 110,860,854,197.67 - Step 5: Solve for x
x = 110,860,854,197.67/460,137.42 - Step 6: Final answer
x = 240,929.88
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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.