Finding the Fourth Proportional to 557,823.36, 836,473.68 and 202,589.76
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Solution
The fourth proportional to 557,823.36, 836,473.68 and 202,589.76 is: 303,789.72
Step by Step Solution
- Step 1: Write the proportion equation
557,823.36 : 836,473.68 = 202,589.76 : x - Step 2: Convert to fraction form
557,823.36/836,473.68 = 202,589.76/x - Step 3: Cross multiply
557,823.36x = 836,473.68 × 202,589.76 - Step 4: Simplify right side
557,823.36x = 169,461,002,077.52 - Step 5: Solve for x
x = 169,461,002,077.52/557,823.36 - Step 6: Final answer
x = 303,789.72
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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.