Finding the Fourth Proportional to 307,516.08, 461,239.80 and 82,898.88
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Solution
The fourth proportional to 307,516.08, 461,239.80 and 82,898.88 is: 124,339.07
Step by Step Solution
- Step 1: Write the proportion equation
307,516.08 : 461,239.80 = 82,898.88 : x - Step 2: Convert to fraction form
307,516.08/461,239.80 = 82,898.88/x - Step 3: Cross multiply
307,516.08x = 461,239.80 × 82,898.88 - Step 4: Simplify right side
307,516.08x = 38,236,262,831.42 - Step 5: Solve for x
x = 38,236,262,831.42/307,516.08 - Step 6: Final answer
x = 124,339.07
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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.