Finding the Fourth Proportional to 415,088.21, 572,864.79 and 254,050.49
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Solution
The fourth proportional to 415,088.21, 572,864.79 and 254,050.49 is: 350,616.03
Step by Step Solution
- Step 1: Write the proportion equation
415,088.21 : 572,864.79 = 254,050.49 : x - Step 2: Convert to fraction form
415,088.21/572,864.79 = 254,050.49/x - Step 3: Cross multiply
415,088.21x = 572,864.79 × 254,050.49 - Step 4: Simplify right side
415,088.21x = 145,536,577,738.92 - Step 5: Solve for x
x = 145,536,577,738.92/415,088.21 - Step 6: Final answer
x = 350,616.03
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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.