Finding the Fourth Proportional to 303,337.36, 454,811.64 and 125,966.80
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Solution
The fourth proportional to 303,337.36, 454,811.64 and 125,966.80 is: 188,869.47
Step by Step Solution
- Step 1: Write the proportion equation
303,337.36 : 454,811.64 = 125,966.80 : x - Step 2: Convert to fraction form
303,337.36/454,811.64 = 125,966.80/x - Step 3: Cross multiply
303,337.36x = 454,811.64 × 125,966.80 - Step 4: Simplify right side
303,337.36x = 57,291,166,893.55 - Step 5: Solve for x
x = 57,291,166,893.55/303,337.36 - Step 6: Final answer
x = 188,869.47
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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.