Finding the Fourth Proportional to 320,826.84, 442,774.02 and 184,865.94
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Solution
The fourth proportional to 320,826.84, 442,774.02 and 184,865.94 is: 255,134.00
Step by Step Solution
- Step 1: Write the proportion equation
320,826.84 : 442,774.02 = 184,865.94 : x - Step 2: Convert to fraction form
320,826.84/442,774.02 = 184,865.94/x - Step 3: Cross multiply
320,826.84x = 442,774.02 × 184,865.94 - Step 4: Simplify right side
320,826.84x = 81,853,835,414.88 - Step 5: Solve for x
x = 81,853,835,414.88/320,826.84 - Step 6: Final answer
x = 255,134.00
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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.