Finding the Fourth Proportional to 491,567.13, 737,350.36 and 136,580.99
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Solution
The fourth proportional to 491,567.13, 737,350.36 and 136,580.99 is: 204,871.38
Step by Step Solution
- Step 1: Write the proportion equation
491,567.13 : 737,350.36 = 136,580.99 : x - Step 2: Convert to fraction form
491,567.13/737,350.36 = 136,580.99/x - Step 3: Cross multiply
491,567.13x = 737,350.36 × 136,580.99 - Step 4: Simplify right side
491,567.13x = 100,708,038,117.45 - Step 5: Solve for x
x = 100,708,038,117.45/491,567.13 - Step 6: Final answer
x = 204,871.38
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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.