Finding the Fourth Proportional to 898,483.43, 1,241,218.79 and 777,414.53
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Solution
The fourth proportional to 898,483.43, 1,241,218.79 and 777,414.53 is: 1,073,966.96
Step by Step Solution
- Step 1: Write the proportion equation
898,483.43 : 1,241,218.79 = 777,414.53 : x - Step 2: Convert to fraction form
898,483.43/1,241,218.79 = 777,414.53/x - Step 3: Cross multiply
898,483.43x = 1,241,218.79 × 777,414.53 - Step 4: Simplify right side
898,483.43x = 964,941,518,367.95 - Step 5: Solve for x
x = 964,941,518,367.95/898,483.43 - Step 6: Final answer
x = 1,073,966.96
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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.