Finding the Fourth Proportional to 474,298.77, 711,449.37 and 193,816.02
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Solution
The fourth proportional to 474,298.77, 711,449.37 and 193,816.02 is: 290,724.53
Step by Step Solution
- Step 1: Write the proportion equation
474,298.77 : 711,449.37 = 193,816.02 : x - Step 2: Convert to fraction form
474,298.77/711,449.37 = 193,816.02/x - Step 3: Cross multiply
474,298.77x = 711,449.37 × 193,816.02 - Step 4: Simplify right side
474,298.77x = 137,890,285,324.91 - Step 5: Solve for x
x = 137,890,285,324.91/474,298.77 - Step 6: Final answer
x = 290,724.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.