Finding the Fourth Proportional to 474,872.23, 655,323.60 and 260,012.26
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Solution
The fourth proportional to 474,872.23, 655,323.60 and 260,012.26 is: 358,816.88
Step by Step Solution
- Step 1: Write the proportion equation
474,872.23 : 655,323.60 = 260,012.26 : x - Step 2: Convert to fraction form
474,872.23/655,323.60 = 260,012.26/x - Step 3: Cross multiply
474,872.23x = 655,323.60 × 260,012.26 - Step 4: Simplify right side
474,872.23x = 170,392,170,267.34 - Step 5: Solve for x
x = 170,392,170,267.34/474,872.23 - Step 6: Final answer
x = 358,816.88
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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.