Finding the Fourth Proportional to 951,742.80, 1,313,514.84 and 569,769.36
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Solution
The fourth proportional to 951,742.80, 1,313,514.84 and 569,769.36 is: 786,347.44
Step by Step Solution
- Step 1: Write the proportion equation
951,742.80 : 1,313,514.84 = 569,769.36 : x - Step 2: Convert to fraction form
951,742.80/1,313,514.84 = 569,769.36/x - Step 3: Cross multiply
951,742.80x = 1,313,514.84 × 569,769.36 - Step 4: Simplify right side
951,742.80x = 748,400,509,737.30 - Step 5: Solve for x
x = 748,400,509,737.30/951,742.80 - Step 6: Final answer
x = 786,347.44
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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.