Finding the Fourth Proportional to 474,438.92, 654,634.74 and 270,485.96
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Solution
The fourth proportional to 474,438.92, 654,634.74 and 270,485.96 is: 373,218.76
Step by Step Solution
- Step 1: Write the proportion equation
474,438.92 : 654,634.74 = 270,485.96 : x - Step 2: Convert to fraction form
474,438.92/654,634.74 = 270,485.96/x - Step 3: Cross multiply
474,438.92x = 654,634.74 × 270,485.96 - Step 4: Simplify right side
474,438.92x = 177,069,506,098.25 - Step 5: Solve for x
x = 177,069,506,098.25/474,438.92 - Step 6: Final answer
x = 373,218.76
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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.