Finding the Fourth Proportional to 541,406.41, 811,652.97 and 341,285.78
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Solution
The fourth proportional to 541,406.41, 811,652.97 and 341,285.78 is: 511,640.82
Step by Step Solution
- Step 1: Write the proportion equation
541,406.41 : 811,652.97 = 341,285.78 : x - Step 2: Convert to fraction form
541,406.41/811,652.97 = 341,285.78/x - Step 3: Cross multiply
541,406.41x = 811,652.97 × 341,285.78 - Step 4: Simplify right side
541,406.41x = 277,005,616,955.77 - Step 5: Solve for x
x = 277,005,616,955.77/541,406.41 - Step 6: Final answer
x = 511,640.82
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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.