Finding the Fourth Proportional to 266,460.05, 398,973.84 and 202,977.75
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Solution
The fourth proportional to 266,460.05, 398,973.84 and 202,977.75 is: 303,921.03
Step by Step Solution
- Step 1: Write the proportion equation
266,460.05 : 398,973.84 = 202,977.75 : x - Step 2: Convert to fraction form
266,460.05/398,973.84 = 202,977.75/x - Step 3: Cross multiply
266,460.05x = 398,973.84 × 202,977.75 - Step 4: Simplify right side
266,460.05x = 80,982,812,352.06 - Step 5: Solve for x
x = 80,982,812,352.06/266,460.05 - Step 6: Final answer
x = 303,921.03
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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.