Finding the Fourth Proportional to 449,541.01, 620,378.80 and 268,358.14
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Solution
The fourth proportional to 449,541.01, 620,378.80 and 268,358.14 is: 370,341.52
Step by Step Solution
- Step 1: Write the proportion equation
449,541.01 : 620,378.80 = 268,358.14 : x - Step 2: Convert to fraction form
449,541.01/620,378.80 = 268,358.14/x - Step 3: Cross multiply
449,541.01x = 620,378.80 × 268,358.14 - Step 4: Simplify right side
449,541.01x = 166,483,700,863.43 - Step 5: Solve for x
x = 166,483,700,863.43/449,541.01 - Step 6: Final answer
x = 370,341.52
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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.