Finding the Fourth Proportional to 521,088.71, 781,492.44 and 184,084.99
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Solution
The fourth proportional to 521,088.71, 781,492.44 and 184,084.99 is: 276,077.81
Step by Step Solution
- Step 1: Write the proportion equation
521,088.71 : 781,492.44 = 184,084.99 : x - Step 2: Convert to fraction form
521,088.71/781,492.44 = 184,084.99/x - Step 3: Cross multiply
521,088.71x = 781,492.44 × 184,084.99 - Step 4: Simplify right side
521,088.71x = 143,861,027,082.05 - Step 5: Solve for x
x = 143,861,027,082.05/521,088.71 - Step 6: Final answer
x = 276,077.81
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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.