Finding the Fourth Proportional to 346,910.20, 520,235.70 and 241,415.80
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Solution
The fourth proportional to 346,910.20, 520,235.70 and 241,415.80 is: 362,033.51
Step by Step Solution
- Step 1: Write the proportion equation
346,910.20 : 520,235.70 = 241,415.80 : x - Step 2: Convert to fraction form
346,910.20/520,235.70 = 241,415.80/x - Step 3: Cross multiply
346,910.20x = 520,235.70 × 241,415.80 - Step 4: Simplify right side
346,910.20x = 125,593,117,704.06 - Step 5: Solve for x
x = 125,593,117,704.06/346,910.20 - Step 6: Final answer
x = 362,033.51
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1.5x scale
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.