Finding the Fourth Proportional to 266,910.48, 368,320.56 and 146,027.68
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Solution
The fourth proportional to 266,910.48, 368,320.56 and 146,027.68 is: 201,509.50
Step by Step Solution
- Step 1: Write the proportion equation
266,910.48 : 368,320.56 = 146,027.68 : x - Step 2: Convert to fraction form
266,910.48/368,320.56 = 146,027.68/x - Step 3: Cross multiply
266,910.48x = 368,320.56 × 146,027.68 - Step 4: Simplify right side
266,910.48x = 53,784,996,873.10 - Step 5: Solve for x
x = 53,784,996,873.10/266,910.48 - Step 6: Final answer
x = 201,509.50
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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.