Finding the Fourth Proportional to 302,351.70, 453,691.58 and 124,876.65
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Solution
The fourth proportional to 302,351.70, 453,691.58 and 124,876.65 is: 187,382.72
Step by Step Solution
- Step 1: Write the proportion equation
302,351.70 : 453,691.58 = 124,876.65 : x - Step 2: Convert to fraction form
302,351.70/453,691.58 = 124,876.65/x - Step 3: Cross multiply
302,351.70x = 453,691.58 × 124,876.65 - Step 4: Simplify right side
302,351.70x = 56,655,484,019.22 - Step 5: Solve for x
x = 56,655,484,019.22/302,351.70 - Step 6: Final answer
x = 187,382.72
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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.