Finding the Fourth Proportional to 968,548.08, 1,336,576.20 and 538,818.96
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Solution
The fourth proportional to 968,548.08, 1,336,576.20 and 538,818.96 is: 743,558.95
Step by Step Solution
- Step 1: Write the proportion equation
968,548.08 : 1,336,576.20 = 538,818.96 : x - Step 2: Convert to fraction form
968,548.08/1,336,576.20 = 538,818.96/x - Step 3: Cross multiply
968,548.08x = 1,336,576.20 × 538,818.96 - Step 4: Simplify right side
968,548.08x = 720,172,598,044.75 - Step 5: Solve for x
x = 720,172,598,044.75/968,548.08 - Step 6: Final answer
x = 743,558.95
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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.