Finding the Fourth Proportional to 855,996.12, 1,181,273.58 and 474,022.44
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Solution
The fourth proportional to 855,996.12, 1,181,273.58 and 474,022.44 is: 654,150.38
Step by Step Solution
- Step 1: Write the proportion equation
855,996.12 : 1,181,273.58 = 474,022.44 : x - Step 2: Convert to fraction form
855,996.12/1,181,273.58 = 474,022.44/x - Step 3: Cross multiply
855,996.12x = 1,181,273.58 × 474,022.44 - Step 4: Simplify right side
855,996.12x = 559,950,184,699.14 - Step 5: Solve for x
x = 559,950,184,699.14/855,996.12 - Step 6: Final answer
x = 654,150.38
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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.