Finding the Fourth Proportional to 959,136.21, 1,323,608.10 and 529,416.49
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Solution
The fourth proportional to 959,136.21, 1,323,608.10 and 529,416.49 is: 730,594.83
Step by Step Solution
- Step 1: Write the proportion equation
959,136.21 : 1,323,608.10 = 529,416.49 : x - Step 2: Convert to fraction form
959,136.21/1,323,608.10 = 529,416.49/x - Step 3: Cross multiply
959,136.21x = 1,323,608.10 × 529,416.49 - Step 4: Simplify right side
959,136.21x = 700,739,954,437.57 - Step 5: Solve for x
x = 700,739,954,437.57/959,136.21 - Step 6: Final answer
x = 730,594.83
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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.