Finding the Fourth Proportional to 474,276.34, 711,415.71 and 193,793.59
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Solution
The fourth proportional to 474,276.34, 711,415.71 and 193,793.59 is: 290,690.88
Step by Step Solution
- Step 1: Write the proportion equation
474,276.34 : 711,415.71 = 193,793.59 : x - Step 2: Convert to fraction form
474,276.34/711,415.71 = 193,793.59/x - Step 3: Cross multiply
474,276.34x = 711,415.71 × 193,793.59 - Step 4: Simplify right side
474,276.34x = 137,867,804,423.30 - Step 5: Solve for x
x = 137,867,804,423.30/474,276.34 - Step 6: Final answer
x = 290,690.88
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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.