Finding the Fourth Proportional to 203,263.44, 304,776.95 and 76,913.44
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Solution
The fourth proportional to 203,263.44, 304,776.95 and 76,913.44 is: 115,325.43
Step by Step Solution
- Step 1: Write the proportion equation
203,263.44 : 304,776.95 = 76,913.44 : x - Step 2: Convert to fraction form
203,263.44/304,776.95 = 76,913.44/x - Step 3: Cross multiply
203,263.44x = 304,776.95 × 76,913.44 - Step 4: Simplify right side
203,263.44x = 23,441,442,731.06 - Step 5: Solve for x
x = 23,441,442,731.06/203,263.44 - Step 6: Final answer
x = 115,325.43
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1.5x scale
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.