Finding the Fourth Proportional to 534,240.36, 737,310.24 and 340,654.68
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Solution
The fourth proportional to 534,240.36, 737,310.24 and 340,654.68 is: 470,140.79
Step by Step Solution
- Step 1: Write the proportion equation
534,240.36 : 737,310.24 = 340,654.68 : x - Step 2: Convert to fraction form
534,240.36/737,310.24 = 340,654.68/x - Step 3: Cross multiply
534,240.36x = 737,310.24 × 340,654.68 - Step 4: Simplify right side
534,240.36x = 251,168,183,867.92 - Step 5: Solve for x
x = 251,168,183,867.92/534,240.36 - Step 6: Final answer
x = 470,140.79
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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.