Finding the Fourth Proportional to 329,861.70, 455,252.07 and 184,722.81
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Solution
The fourth proportional to 329,861.70, 455,252.07 and 184,722.81 is: 254,941.52
Step by Step Solution
- Step 1: Write the proportion equation
329,861.70 : 455,252.07 = 184,722.81 : x - Step 2: Convert to fraction form
329,861.70/455,252.07 = 184,722.81/x - Step 3: Cross multiply
329,861.70x = 455,252.07 × 184,722.81 - Step 4: Simplify right side
329,861.70x = 84,095,441,628.72 - Step 5: Solve for x
x = 84,095,441,628.72/329,861.70 - Step 6: Final answer
x = 254,941.52
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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.