Finding the Fourth Proportional to 725,585.75, 1,001,580.05 and 544,819.94
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Solution
The fourth proportional to 725,585.75, 1,001,580.05 and 544,819.94 is: 752,055.54
Step by Step Solution
- Step 1: Write the proportion equation
725,585.75 : 1,001,580.05 = 544,819.94 : x - Step 2: Convert to fraction form
725,585.75/1,001,580.05 = 544,819.94/x - Step 3: Cross multiply
725,585.75x = 1,001,580.05 × 544,819.94 - Step 4: Simplify right side
725,585.75x = 545,680,782,856.27 - Step 5: Solve for x
x = 545,680,782,856.27/725,585.75 - Step 6: Final answer
x = 752,055.54
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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.