Finding the Fourth Proportional to 360,406.36, 497,340.69 and 199,252.00
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Solution
The fourth proportional to 360,406.36, 497,340.69 and 199,252.00 is: 274,956.65
Step by Step Solution
- Step 1: Write the proportion equation
360,406.36 : 497,340.69 = 199,252.00 : x - Step 2: Convert to fraction form
360,406.36/497,340.69 = 199,252.00/x - Step 3: Cross multiply
360,406.36x = 497,340.69 × 199,252.00 - Step 4: Simplify right side
360,406.36x = 99,096,124,677.18 - Step 5: Solve for x
x = 99,096,124,677.18/360,406.36 - Step 6: Final answer
x = 274,956.65
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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.