Finding the Fourth Proportional to 940,844.36, 1,298,366.92 and 511,124.99
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Solution
The fourth proportional to 940,844.36, 1,298,366.92 and 511,124.99 is: 705,353.40
Step by Step Solution
- Step 1: Write the proportion equation
940,844.36 : 1,298,366.92 = 511,124.99 : x - Step 2: Convert to fraction form
940,844.36/1,298,366.92 = 511,124.99/x - Step 3: Cross multiply
940,844.36x = 1,298,366.92 × 511,124.99 - Step 4: Simplify right side
940,844.36x = 663,627,773,148.40 - Step 5: Solve for x
x = 663,627,773,148.40/940,844.36 - Step 6: Final answer
x = 705,353.40
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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.