Finding the Fourth Proportional to 329,317.87, 454,533.20 and 186,160.99
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Solution
The fourth proportional to 329,317.87, 454,533.20 and 186,160.99 is: 256,944.30
Step by Step Solution
- Step 1: Write the proportion equation
329,317.87 : 454,533.20 = 186,160.99 : x - Step 2: Convert to fraction form
329,317.87/454,533.20 = 186,160.99/x - Step 3: Cross multiply
329,317.87x = 454,533.20 × 186,160.99 - Step 4: Simplify right side
329,317.87x = 84,616,350,499.87 - Step 5: Solve for x
x = 84,616,350,499.87/329,317.87 - Step 6: Final answer
x = 256,944.30
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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.