Finding the Fourth Proportional to 348,246.48, 480,682.19 and 227,406.53
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Solution
The fourth proportional to 348,246.48, 480,682.19 and 227,406.53 is: 313,887.65
Step by Step Solution
- Step 1: Write the proportion equation
348,246.48 : 480,682.19 = 227,406.53 : x - Step 2: Convert to fraction form
348,246.48/480,682.19 = 227,406.53/x - Step 3: Cross multiply
348,246.48x = 480,682.19 × 227,406.53 - Step 4: Simplify right side
348,246.48x = 109,310,268,860.70 - Step 5: Solve for x
x = 109,310,268,860.70/348,246.48 - Step 6: Final answer
x = 313,887.65
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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.