Finding the Fourth Proportional to 535,891.91, 803,911.79 and 198,903.92
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Solution
The fourth proportional to 535,891.91, 803,911.79 and 198,903.92 is: 298,383.31
Step by Step Solution
- Step 1: Write the proportion equation
535,891.91 : 803,911.79 = 198,903.92 : x - Step 2: Convert to fraction form
535,891.91/803,911.79 = 198,903.92/x - Step 3: Cross multiply
535,891.91x = 803,911.79 × 198,903.92 - Step 4: Simplify right side
535,891.91x = 159,901,201,351.14 - Step 5: Solve for x
x = 159,901,201,351.14/535,891.91 - Step 6: Final answer
x = 298,383.31
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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.