Finding the Fourth Proportional to 998,764.24, 1,378,319.04 and 606,301.84
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Solution
The fourth proportional to 998,764.24, 1,378,319.04 and 606,301.84 is: 836,711.34
Step by Step Solution
- Step 1: Write the proportion equation
998,764.24 : 1,378,319.04 = 606,301.84 : x - Step 2: Convert to fraction form
998,764.24/1,378,319.04 = 606,301.84/x - Step 3: Cross multiply
998,764.24x = 1,378,319.04 × 606,301.84 - Step 4: Simplify right side
998,764.24x = 835,677,370,059.03 - Step 5: Solve for x
x = 835,677,370,059.03/998,764.24 - Step 6: Final answer
x = 836,711.34
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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.