Finding the Fourth Proportional to 753,051.10, 1,129,569.45 and 184,434.70
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Solution
The fourth proportional to 753,051.10, 1,129,569.45 and 184,434.70 is: 276,650.29
Step by Step Solution
- Step 1: Write the proportion equation
753,051.10 : 1,129,569.45 = 184,434.70 : x - Step 2: Convert to fraction form
753,051.10/1,129,569.45 = 184,434.70/x - Step 3: Cross multiply
753,051.10x = 1,129,569.45 × 184,434.70 - Step 4: Simplify right side
753,051.10x = 208,331,802,639.92 - Step 5: Solve for x
x = 208,331,802,639.92/753,051.10 - Step 6: Final answer
x = 276,650.29
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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.