Finding the Fourth Proportional to 819,305.91, 1,229,024.49 and 627,456.87
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Solution
The fourth proportional to 819,305.91, 1,229,024.49 and 627,456.87 is: 941,235.56
Step by Step Solution
- Step 1: Write the proportion equation
819,305.91 : 1,229,024.49 = 627,456.87 : x - Step 2: Convert to fraction form
819,305.91/1,229,024.49 = 627,456.87/x - Step 3: Cross multiply
819,305.91x = 1,229,024.49 × 627,456.87 - Step 4: Simplify right side
819,305.91x = 771,159,859,648.75 - Step 5: Solve for x
x = 771,159,859,648.75/819,305.91 - Step 6: Final answer
x = 941,235.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.