Finding the Fourth Proportional to 299,924.88, 450,012.36 and 131,566.02
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Solution
The fourth proportional to 299,924.88, 450,012.36 and 131,566.02 is: 197,403.88
Step by Step Solution
- Step 1: Write the proportion equation
299,924.88 : 450,012.36 = 131,566.02 : x - Step 2: Convert to fraction form
299,924.88/450,012.36 = 131,566.02/x - Step 3: Cross multiply
299,924.88x = 450,012.36 × 131,566.02 - Step 4: Simplify right side
299,924.88x = 59,206,335,156.01 - Step 5: Solve for x
x = 59,206,335,156.01/299,924.88 - Step 6: Final answer
x = 197,403.88
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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.