Finding the Fourth Proportional to 1,244,132.64, 1,865,087.64 and 485,797.68
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Solution
The fourth proportional to 1,244,132.64, 1,865,087.64 and 485,797.68 is: 728,262.58
Step by Step Solution
- Step 1: Write the proportion equation
1,244,132.64 : 1,865,087.64 = 485,797.68 : x - Step 2: Convert to fraction form
1,244,132.64/1,865,087.64 = 485,797.68/x - Step 3: Cross multiply
1,244,132.64x = 1,865,087.64 × 485,797.68 - Step 4: Simplify right side
1,244,132.64x = 906,055,248,508.68 - Step 5: Solve for x
x = 906,055,248,508.68/1,244,132.64 - Step 6: Final answer
x = 728,262.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.