Finding the Fourth Proportional to 304,750.68, 457,121.16 and 83,134.68
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Solution
The fourth proportional to 304,750.68, 457,121.16 and 83,134.68 is: 124,700.69
Step by Step Solution
- Step 1: Write the proportion equation
304,750.68 : 457,121.16 = 83,134.68 : x - Step 2: Convert to fraction form
304,750.68/457,121.16 = 83,134.68/x - Step 3: Cross multiply
304,750.68x = 457,121.16 × 83,134.68 - Step 4: Simplify right side
304,750.68x = 38,002,621,357.83 - Step 5: Solve for x
x = 38,002,621,357.83/304,750.68 - Step 6: Final answer
x = 124,700.69
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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.