Finding the Fourth Proportional to 998,740.24, 1,378,285.92 and 606,277.84
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Solution
The fourth proportional to 998,740.24, 1,378,285.92 and 606,277.84 is: 836,678.22
Step by Step Solution
- Step 1: Write the proportion equation
998,740.24 : 1,378,285.92 = 606,277.84 : x - Step 2: Convert to fraction form
998,740.24/1,378,285.92 = 606,277.84/x - Step 3: Cross multiply
998,740.24x = 1,378,285.92 × 606,277.84 - Step 4: Simplify right side
998,740.24x = 835,624,210,480.01 - Step 5: Solve for x
x = 835,624,210,480.01/998,740.24 - Step 6: Final answer
x = 836,678.22
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.