Finding the Fourth Proportional to 499,181.32, 748,231.98 and 199,332.28
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Solution
The fourth proportional to 499,181.32, 748,231.98 and 199,332.28 is: 298,782.79
Step by Step Solution
- Step 1: Write the proportion equation
499,181.32 : 748,231.98 = 199,332.28 : x - Step 2: Convert to fraction form
499,181.32/748,231.98 = 199,332.28/x - Step 3: Cross multiply
499,181.32x = 748,231.98 × 199,332.28 - Step 4: Simplify right side
499,181.32x = 149,146,786,542.31 - Step 5: Solve for x
x = 149,146,786,542.31/499,181.32 - Step 6: Final answer
x = 298,782.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.