Finding the Fourth Proportional to 274,628.32, 411,901.44 and 94,742.08
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Solution
The fourth proportional to 274,628.32, 411,901.44 and 94,742.08 is: 142,098.96
Step by Step Solution
- Step 1: Write the proportion equation
274,628.32 : 411,901.44 = 94,742.08 : x - Step 2: Convert to fraction form
274,628.32/411,901.44 = 94,742.08/x - Step 3: Cross multiply
274,628.32x = 411,901.44 × 94,742.08 - Step 4: Simplify right side
274,628.32x = 39,024,399,180.60 - Step 5: Solve for x
x = 39,024,399,180.60/274,628.32 - Step 6: Final answer
x = 142,098.96
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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.