Finding the Fourth Proportional to 375,901.68, 518,743.80 and 206,135.76
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Solution
The fourth proportional to 375,901.68, 518,743.80 and 206,135.76 is: 284,467.06
Step by Step Solution
- Step 1: Write the proportion equation
375,901.68 : 518,743.80 = 206,135.76 : x - Step 2: Convert to fraction form
375,901.68/518,743.80 = 206,135.76/x - Step 3: Cross multiply
375,901.68x = 518,743.80 × 206,135.76 - Step 4: Simplify right side
375,901.68x = 106,931,647,458.29 - Step 5: Solve for x
x = 106,931,647,458.29/375,901.68 - Step 6: Final answer
x = 284,467.06
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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.