Finding the Fourth Proportional to 816,029.70, 1,223,202.15 and 366,965.70
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Solution
The fourth proportional to 816,029.70, 1,223,202.15 and 366,965.70 is: 550,069.73
Step by Step Solution
- Step 1: Write the proportion equation
816,029.70 : 1,223,202.15 = 366,965.70 : x - Step 2: Convert to fraction form
816,029.70/1,223,202.15 = 366,965.70/x - Step 3: Cross multiply
816,029.70x = 1,223,202.15 × 366,965.70 - Step 4: Simplify right side
816,029.70x = 448,873,233,216.26 - Step 5: Solve for x
x = 448,873,233,216.26/816,029.70 - Step 6: Final answer
x = 550,069.73
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1.5x scale
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.