Finding the Fourth Proportional to 499,701.06, 749,502.99 and 274,987.62
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Solution
The fourth proportional to 499,701.06, 749,502.99 and 274,987.62 is: 412,454.69
Step by Step Solution
- Step 1: Write the proportion equation
499,701.06 : 749,502.99 = 274,987.62 : x - Step 2: Convert to fraction form
499,701.06/749,502.99 = 274,987.62/x - Step 3: Cross multiply
499,701.06x = 749,502.99 × 274,987.62 - Step 4: Simplify right side
499,701.06x = 206,104,043,402.98 - Step 5: Solve for x
x = 206,104,043,402.98/499,701.06 - Step 6: Final answer
x = 412,454.69
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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.