Finding the Fourth Proportional to 423,293.07, 635,117.73 and 263,502.75
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Solution
The fourth proportional to 423,293.07, 635,117.73 and 263,502.75 is: 395,365.01
Step by Step Solution
- Step 1: Write the proportion equation
423,293.07 : 635,117.73 = 263,502.75 : x - Step 2: Convert to fraction form
423,293.07/635,117.73 = 263,502.75/x - Step 3: Cross multiply
423,293.07x = 635,117.73 × 263,502.75 - Step 4: Simplify right side
423,293.07x = 167,355,268,428.76 - Step 5: Solve for x
x = 167,355,268,428.76/423,293.07 - Step 6: Final answer
x = 395,365.01
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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.