Finding the Fourth Proportional to 603,784.08, 833,242.14 and 331,861.68
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Solution
The fourth proportional to 603,784.08, 833,242.14 and 331,861.68 is: 457,980.17
Step by Step Solution
- Step 1: Write the proportion equation
603,784.08 : 833,242.14 = 331,861.68 : x - Step 2: Convert to fraction form
603,784.08/833,242.14 = 331,861.68/x - Step 3: Cross multiply
603,784.08x = 833,242.14 × 331,861.68 - Step 4: Simplify right side
603,784.08x = 276,521,136,427.20 - Step 5: Solve for x
x = 276,521,136,427.20/603,784.08 - Step 6: Final answer
x = 457,980.17
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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.