Finding the Fourth Proportional to 474,117.83, 711,177.46 and 193,635.08
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Solution
The fourth proportional to 474,117.83, 711,177.46 and 193,635.08 is: 290,452.91
Step by Step Solution
- Step 1: Write the proportion equation
474,117.83 : 711,177.46 = 193,635.08 : x - Step 2: Convert to fraction form
474,117.83/711,177.46 = 193,635.08/x - Step 3: Cross multiply
474,117.83x = 711,177.46 × 193,635.08 - Step 4: Simplify right side
474,117.83x = 137,708,900,805.41 - Step 5: Solve for x
x = 137,708,900,805.41/474,117.83 - Step 6: Final answer
x = 290,452.91
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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.