Finding the Fourth Proportional to 992,441.91, 1,488,785.90 and 282,525.31
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Solution
The fourth proportional to 992,441.91, 1,488,785.90 and 282,525.31 is: 423,822.99
Step by Step Solution
- Step 1: Write the proportion equation
992,441.91 : 1,488,785.90 = 282,525.31 : x - Step 2: Convert to fraction form
992,441.91/1,488,785.90 = 282,525.31/x - Step 3: Cross multiply
992,441.91x = 1,488,785.90 × 282,525.31 - Step 4: Simplify right side
992,441.91x = 420,619,692,786.54 - Step 5: Solve for x
x = 420,619,692,786.54/992,441.91 - Step 6: Final answer
x = 423,822.99
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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.