Finding the Fourth Proportional to 474,142.28, 711,284.16 and 174,599.84
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Solution
The fourth proportional to 474,142.28, 711,284.16 and 174,599.84 is: 261,925.81
Step by Step Solution
- Step 1: Write the proportion equation
474,142.28 : 711,284.16 = 174,599.84 : x - Step 2: Convert to fraction form
474,142.28/711,284.16 = 174,599.84/x - Step 3: Cross multiply
474,142.28x = 711,284.16 × 174,599.84 - Step 4: Simplify right side
474,142.28x = 124,190,100,530.53 - Step 5: Solve for x
x = 124,190,100,530.53/474,142.28 - Step 6: Final answer
x = 261,925.81
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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.