Finding the Fourth Proportional to 958,925.08, 1,438,138.54 and 284,847.94
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Solution
The fourth proportional to 958,925.08, 1,438,138.54 and 284,847.94 is: 427,197.92
Step by Step Solution
- Step 1: Write the proportion equation
958,925.08 : 1,438,138.54 = 284,847.94 : x - Step 2: Convert to fraction form
958,925.08/1,438,138.54 = 284,847.94/x - Step 3: Cross multiply
958,925.08x = 1,438,138.54 × 284,847.94 - Step 4: Simplify right side
958,925.08x = 409,650,800,553.61 - Step 5: Solve for x
x = 409,650,800,553.61/958,925.08 - Step 6: Final answer
x = 427,197.92
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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.