Finding the Fourth Proportional to 299,235.84, 448,475.28 and 130,711.68
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Solution
The fourth proportional to 299,235.84, 448,475.28 and 130,711.68 is: 195,902.19
Step by Step Solution
- Step 1: Write the proportion equation
299,235.84 : 448,475.28 = 130,711.68 : x - Step 2: Convert to fraction form
299,235.84/448,475.28 = 130,711.68/x - Step 3: Cross multiply
299,235.84x = 448,475.28 × 130,711.68 - Step 4: Simplify right side
299,235.84x = 58,620,957,287.27 - Step 5: Solve for x
x = 58,620,957,287.27/299,235.84 - Step 6: Final answer
x = 195,902.19
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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.