Finding the Fourth Proportional to 865,365.32, 1,194,204.07 and 483,392.09
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Solution
The fourth proportional to 865,365.32, 1,194,204.07 and 483,392.09 is: 667,081.04
Step by Step Solution
- Step 1: Write the proportion equation
865,365.32 : 1,194,204.07 = 483,392.09 : x - Step 2: Convert to fraction form
865,365.32/1,194,204.07 = 483,392.09/x - Step 3: Cross multiply
865,365.32x = 1,194,204.07 × 483,392.09 - Step 4: Simplify right side
865,365.32x = 577,268,801,283.81 - Step 5: Solve for x
x = 577,268,801,283.81/865,365.32 - Step 6: Final answer
x = 667,081.04
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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.