Finding the Fourth Proportional to 425,845.27, 587,518.07 and 272,967.75
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Solution
The fourth proportional to 425,845.27, 587,518.07 and 272,967.75 is: 376,600.37
Step by Step Solution
- Step 1: Write the proportion equation
425,845.27 : 587,518.07 = 272,967.75 : x - Step 2: Convert to fraction form
425,845.27/587,518.07 = 272,967.75/x - Step 3: Cross multiply
425,845.27x = 587,518.07 × 272,967.75 - Step 4: Simplify right side
425,845.27x = 160,373,485,652.24 - Step 5: Solve for x
x = 160,373,485,652.24/425,845.27 - Step 6: Final answer
x = 376,600.37
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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.