Finding the Fourth Proportional to 292,523.36, 438,800.64 and 92,859.20
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Solution
The fourth proportional to 292,523.36, 438,800.64 and 92,859.20 is: 139,293.75
Step by Step Solution
- Step 1: Write the proportion equation
292,523.36 : 438,800.64 = 92,859.20 : x - Step 2: Convert to fraction form
292,523.36/438,800.64 = 92,859.20/x - Step 3: Cross multiply
292,523.36x = 438,800.64 × 92,859.20 - Step 4: Simplify right side
292,523.36x = 40,746,676,389.89 - Step 5: Solve for x
x = 40,746,676,389.89/292,523.36 - Step 6: Final answer
x = 139,293.75
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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.