Finding the Fourth Proportional to 381,462.48, 526,253.76 and 230,472
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Solution
The fourth proportional to 381,462.48, 526,253.76 and 230,472 is: 317,952.00
Step by Step Solution
- Step 1: Write the proportion equation
381,462.48 : 526,253.76 = 230,472 : x - Step 2: Convert to fraction form
381,462.48/526,253.76 = 230,472/x - Step 3: Cross multiply
381,462.48x = 526,253.76 × 230,472 - Step 4: Simplify right side
381,462.48x = 121,286,756,574.72 - Step 5: Solve for x
x = 121,286,756,574.72/381,462.48 - Step 6: Final answer
x = 317,952.00
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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.