Finding the Fourth Proportional to 474,466.35, 711,699.53 and 193,917.99
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Solution
The fourth proportional to 474,466.35, 711,699.53 and 193,917.99 is: 290,876.99
Step by Step Solution
- Step 1: Write the proportion equation
474,466.35 : 711,699.53 = 193,917.99 : x - Step 2: Convert to fraction form
474,466.35/711,699.53 = 193,917.99/x - Step 3: Cross multiply
474,466.35x = 711,699.53 × 193,917.99 - Step 4: Simplify right side
474,466.35x = 138,011,341,371.96 - Step 5: Solve for x
x = 138,011,341,371.96/474,466.35 - Step 6: Final answer
x = 290,876.99
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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.