Finding the Fourth Proportional to 654,887.36, 982,331.09 and 181,572.74
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Solution
The fourth proportional to 654,887.36, 982,331.09 and 181,572.74 is: 272,359.12
Step by Step Solution
- Step 1: Write the proportion equation
654,887.36 : 982,331.09 = 181,572.74 : x - Step 2: Convert to fraction form
654,887.36/982,331.09 = 181,572.74/x - Step 3: Cross multiply
654,887.36x = 982,331.09 × 181,572.74 - Step 4: Simplify right side
654,887.36x = 178,364,541,778.97 - Step 5: Solve for x
x = 178,364,541,778.97/654,887.36 - Step 6: Final answer
x = 272,359.12
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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.