Finding the Fourth Proportional to 272,847.07, 409,267.72 and 106,633.63
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Solution
The fourth proportional to 272,847.07, 409,267.72 and 106,633.63 is: 159,949.31
Step by Step Solution
- Step 1: Write the proportion equation
272,847.07 : 409,267.72 = 106,633.63 : x - Step 2: Convert to fraction form
272,847.07/409,267.72 = 106,633.63/x - Step 3: Cross multiply
272,847.07x = 409,267.72 × 106,633.63 - Step 4: Simplify right side
272,847.07x = 43,641,700,045.92 - Step 5: Solve for x
x = 43,641,700,045.92/272,847.07 - Step 6: Final answer
x = 159,949.31
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1.5x scale
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.