Finding the Fourth Proportional to 367,539.58, 551,330.09 and 130,882.28
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Solution
The fourth proportional to 367,539.58, 551,330.09 and 130,882.28 is: 196,330.80
Step by Step Solution
- Step 1: Write the proportion equation
367,539.58 : 551,330.09 = 130,882.28 : x - Step 2: Convert to fraction form
367,539.58/551,330.09 = 130,882.28/x - Step 3: Cross multiply
367,539.58x = 551,330.09 × 130,882.28 - Step 4: Simplify right side
367,539.58x = 72,159,340,129.00 - Step 5: Solve for x
x = 72,159,340,129.00/367,539.58 - Step 6: Final answer
x = 196,330.80
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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.