Finding the Fourth Proportional to 364,027.70, 546,041.55 and 206,563.70
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Solution
The fourth proportional to 364,027.70, 546,041.55 and 206,563.70 is: 309,845.55
Step by Step Solution
- Step 1: Write the proportion equation
364,027.70 : 546,041.55 = 206,563.70 : x - Step 2: Convert to fraction form
364,027.70/546,041.55 = 206,563.70/x - Step 3: Cross multiply
364,027.70x = 546,041.55 × 206,563.70 - Step 4: Simplify right side
364,027.70x = 112,792,362,921.74 - Step 5: Solve for x
x = 112,792,362,921.74/364,027.70 - Step 6: Final answer
x = 309,845.55
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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.