Finding the Fourth Proportional to 246,750.61, 340,518.19 and 144,777.81
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Solution
The fourth proportional to 246,750.61, 340,518.19 and 144,777.81 is: 199,794.75
Step by Step Solution
- Step 1: Write the proportion equation
246,750.61 : 340,518.19 = 144,777.81 : x - Step 2: Convert to fraction form
246,750.61/340,518.19 = 144,777.81/x - Step 3: Cross multiply
246,750.61x = 340,518.19 × 144,777.81 - Step 4: Simplify right side
246,750.61x = 49,299,477,143.04 - Step 5: Solve for x
x = 49,299,477,143.04/246,750.61 - Step 6: Final answer
x = 199,794.75
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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.