Finding the Fourth Proportional to 508,444.32, 762,867.36 and 192,984.96
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Solution
The fourth proportional to 508,444.32, 762,867.36 and 192,984.96 is: 289,553.69
Step by Step Solution
- Step 1: Write the proportion equation
508,444.32 : 762,867.36 = 192,984.96 : x - Step 2: Convert to fraction form
508,444.32/762,867.36 = 192,984.96/x - Step 3: Cross multiply
508,444.32x = 762,867.36 × 192,984.96 - Step 4: Simplify right side
508,444.32x = 147,221,926,954.91 - Step 5: Solve for x
x = 147,221,926,954.91/508,444.32 - Step 6: Final answer
x = 289,553.69
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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.