Finding the Fourth Proportional to 477,217.24, 715,788.65 and 277,410.18
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Solution
The fourth proportional to 477,217.24, 715,788.65 and 277,410.18 is: 416,093.65
Step by Step Solution
- Step 1: Write the proportion equation
477,217.24 : 715,788.65 = 277,410.18 : x - Step 2: Convert to fraction form
477,217.24/715,788.65 = 277,410.18/x - Step 3: Cross multiply
477,217.24x = 715,788.65 × 277,410.18 - Step 4: Simplify right side
477,217.24x = 198,567,060,055.76 - Step 5: Solve for x
x = 198,567,060,055.76/477,217.24 - Step 6: Final answer
x = 416,093.65
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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.