Finding the Fourth Proportional to 302,552.13, 416,621.40 and 295,838.99
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Solution
The fourth proportional to 302,552.13, 416,621.40 and 295,838.99 is: 407,377.25
Step by Step Solution
- Step 1: Write the proportion equation
302,552.13 : 416,621.40 = 295,838.99 : x - Step 2: Convert to fraction form
302,552.13/416,621.40 = 295,838.99/x - Step 3: Cross multiply
302,552.13x = 416,621.40 × 295,838.99 - Step 4: Simplify right side
302,552.13x = 123,252,854,188.39 - Step 5: Solve for x
x = 123,252,854,188.39/302,552.13 - Step 6: Final answer
x = 407,377.25
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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.