Finding the Fourth Proportional to 1,158,445.80, 1,736,286.30 and 484,525.80
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Solution
The fourth proportional to 1,158,445.80, 1,736,286.30 and 484,525.80 is: 726,210.50
Step by Step Solution
- Step 1: Write the proportion equation
1,158,445.80 : 1,736,286.30 = 484,525.80 : x - Step 2: Convert to fraction form
1,158,445.80/1,736,286.30 = 484,525.80/x - Step 3: Cross multiply
1,158,445.80x = 1,736,286.30 × 484,525.80 - Step 4: Simplify right side
1,158,445.80x = 841,275,508,536.54 - Step 5: Solve for x
x = 841,275,508,536.54/1,158,445.80 - Step 6: Final answer
x = 726,210.50
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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.