Finding the Fourth Proportional to 682,852.74, 1,025,606.97 and 556,585.62
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Solution
The fourth proportional to 682,852.74, 1,025,606.97 and 556,585.62 is: 835,960.75
Step by Step Solution
- Step 1: Write the proportion equation
682,852.74 : 1,025,606.97 = 556,585.62 : x - Step 2: Convert to fraction form
682,852.74/1,025,606.97 = 556,585.62/x - Step 3: Cross multiply
682,852.74x = 1,025,606.97 × 556,585.62 - Step 4: Simplify right side
682,852.74x = 570,838,091,273.77 - Step 5: Solve for x
x = 570,838,091,273.77/682,852.74 - Step 6: Final answer
x = 835,960.75
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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.