Finding the Fourth Proportional to 557,130.12, 836,027.12 and 202,171.76
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Solution
The fourth proportional to 557,130.12, 836,027.12 and 202,171.76 is: 303,378.09
Step by Step Solution
- Step 1: Write the proportion equation
557,130.12 : 836,027.12 = 202,171.76 : x - Step 2: Convert to fraction form
557,130.12/836,027.12 = 202,171.76/x - Step 3: Cross multiply
557,130.12x = 836,027.12 × 202,171.76 - Step 4: Simplify right side
557,130.12x = 169,021,074,258.13 - Step 5: Solve for x
x = 169,021,074,258.13/557,130.12 - Step 6: Final answer
x = 303,378.09
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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.