Finding the Fourth Proportional to 758,050.20, 1,046,201.01 and 431,442.63
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Solution
The fourth proportional to 758,050.20, 1,046,201.01 and 431,442.63 is: 595,443.03
Step by Step Solution
- Step 1: Write the proportion equation
758,050.20 : 1,046,201.01 = 431,442.63 : x - Step 2: Convert to fraction form
758,050.20/1,046,201.01 = 431,442.63/x - Step 3: Cross multiply
758,050.20x = 1,046,201.01 × 431,442.63 - Step 4: Simplify right side
758,050.20x = 451,375,710,032.05 - Step 5: Solve for x
x = 451,375,710,032.05/758,050.20 - Step 6: Final answer
x = 595,443.03
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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.