Finding the Fourth Proportional to 1,477,528.26, 2,216,292.81 and 355,597.26
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Solution
The fourth proportional to 1,477,528.26, 2,216,292.81 and 355,597.26 is: 533,395.99
Step by Step Solution
- Step 1: Write the proportion equation
1,477,528.26 : 2,216,292.81 = 355,597.26 : x - Step 2: Convert to fraction form
1,477,528.26/2,216,292.81 = 355,597.26/x - Step 3: Cross multiply
1,477,528.26x = 2,216,292.81 × 355,597.26 - Step 4: Simplify right side
1,477,528.26x = 788,107,650,593.70 - Step 5: Solve for x
x = 788,107,650,593.70/1,477,528.26 - Step 6: Final answer
x = 533,395.99
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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.