Finding the Fourth Proportional to 361,045.44, 498,258.28 and 199,900.49
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Solution
The fourth proportional to 361,045.44, 498,258.28 and 199,900.49 is: 275,871.29
Step by Step Solution
- Step 1: Write the proportion equation
361,045.44 : 498,258.28 = 199,900.49 : x - Step 2: Convert to fraction form
361,045.44/498,258.28 = 199,900.49/x - Step 3: Cross multiply
361,045.44x = 498,258.28 × 199,900.49 - Step 4: Simplify right side
361,045.44x = 99,602,071,479.26 - Step 5: Solve for x
x = 99,602,071,479.26/361,045.44 - Step 6: Final answer
x = 275,871.29
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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.