Finding the Fourth Proportional to 375,913.58, 518,784.36 and 206,147.75
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Solution
The fourth proportional to 375,913.58, 518,784.36 and 206,147.75 is: 284,496.85
Step by Step Solution
- Step 1: Write the proportion equation
375,913.58 : 518,784.36 = 206,147.75 : x - Step 2: Convert to fraction form
375,913.58/518,784.36 = 206,147.75/x - Step 3: Cross multiply
375,913.58x = 518,784.36 × 206,147.75 - Step 4: Simplify right side
375,913.58x = 106,946,228,549.19 - Step 5: Solve for x
x = 106,946,228,549.19/375,913.58 - Step 6: Final answer
x = 284,496.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.