Finding the Fourth Proportional to 474,102.80, 710,232.60 and 263,363.60
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Solution
The fourth proportional to 474,102.80, 710,232.60 and 263,363.60 is: 394,533.45
Step by Step Solution
- Step 1: Write the proportion equation
474,102.80 : 710,232.60 = 263,363.60 : x - Step 2: Convert to fraction form
474,102.80/710,232.60 = 263,363.60/x - Step 3: Cross multiply
474,102.80x = 710,232.60 × 263,363.60 - Step 4: Simplify right side
474,102.80x = 187,049,414,373.36 - Step 5: Solve for x
x = 187,049,414,373.36/474,102.80 - Step 6: Final answer
x = 394,533.45
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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.