Finding the Fourth Proportional to 220,332.58, 304,031.73 and 134,260.19
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Solution
The fourth proportional to 220,332.58, 304,031.73 and 134,260.19 is: 185,262.47
Step by Step Solution
- Step 1: Write the proportion equation
220,332.58 : 304,031.73 = 134,260.19 : x - Step 2: Convert to fraction form
220,332.58/304,031.73 = 134,260.19/x - Step 3: Cross multiply
220,332.58x = 304,031.73 × 134,260.19 - Step 4: Simplify right side
220,332.58x = 40,819,356,315.67 - Step 5: Solve for x
x = 40,819,356,315.67/220,332.58 - Step 6: Final answer
x = 185,262.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.