Finding the Fourth Proportional to 873,864.06, 1,310,804.73 and 274,811.82
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Solution
The fourth proportional to 873,864.06, 1,310,804.73 and 274,811.82 is: 412,220.45
Step by Step Solution
- Step 1: Write the proportion equation
873,864.06 : 1,310,804.73 = 274,811.82 : x - Step 2: Convert to fraction form
873,864.06/1,310,804.73 = 274,811.82/x - Step 3: Cross multiply
873,864.06x = 1,310,804.73 × 274,811.82 - Step 4: Simplify right side
873,864.06x = 360,224,633,515.91 - Step 5: Solve for x
x = 360,224,633,515.91/873,864.06 - Step 6: Final answer
x = 412,220.45
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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.