Finding the Fourth Proportional to 273,880.53, 377,948.07 and 153,022.68
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Solution
The fourth proportional to 273,880.53, 377,948.07 and 153,022.68 is: 211,167.35
Step by Step Solution
- Step 1: Write the proportion equation
273,880.53 : 377,948.07 = 153,022.68 : x - Step 2: Convert to fraction form
273,880.53/377,948.07 = 153,022.68/x - Step 3: Cross multiply
273,880.53x = 377,948.07 × 153,022.68 - Step 4: Simplify right side
273,880.53x = 57,834,626,572.23 - Step 5: Solve for x
x = 57,834,626,572.23/273,880.53 - Step 6: Final answer
x = 211,167.35
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1.5x scale
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.