Finding the Fourth Proportional to 541,523.36, 747,278.08 and 299,788.96
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Solution
The fourth proportional to 541,523.36, 747,278.08 and 299,788.96 is: 413,695.39
Step by Step Solution
- Step 1: Write the proportion equation
541,523.36 : 747,278.08 = 299,788.96 : x - Step 2: Convert to fraction form
541,523.36/747,278.08 = 299,788.96/x - Step 3: Cross multiply
541,523.36x = 747,278.08 × 299,788.96 - Step 4: Simplify right side
541,523.36x = 224,025,718,434.00 - Step 5: Solve for x
x = 224,025,718,434.00/541,523.36 - Step 6: Final answer
x = 413,695.39
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1.5x scale
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.