Finding the Fourth Proportional to 230,842.90, 346,555.95 and 124,311.70
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Solution
The fourth proportional to 230,842.90, 346,555.95 and 124,311.70 is: 186,624.58
Step by Step Solution
- Step 1: Write the proportion equation
230,842.90 : 346,555.95 = 124,311.70 : x - Step 2: Convert to fraction form
230,842.90/346,555.95 = 124,311.70/x - Step 3: Cross multiply
230,842.90x = 346,555.95 × 124,311.70 - Step 4: Simplify right side
230,842.90x = 43,080,959,289.62 - Step 5: Solve for x
x = 43,080,959,289.62/230,842.90 - Step 6: Final answer
x = 186,624.58
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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.