Finding the Fourth Proportional to 375,626.44, 518,201.58 and 248,479.48
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Solution
The fourth proportional to 375,626.44, 518,201.58 and 248,479.48 is: 342,793.92
Step by Step Solution
- Step 1: Write the proportion equation
375,626.44 : 518,201.58 = 248,479.48 : x - Step 2: Convert to fraction form
375,626.44/518,201.58 = 248,479.48/x - Step 3: Cross multiply
375,626.44x = 518,201.58 × 248,479.48 - Step 4: Simplify right side
375,626.44x = 128,762,459,133.58 - Step 5: Solve for x
x = 128,762,459,133.58/375,626.44 - Step 6: Final answer
x = 342,793.92
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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.