Finding the Fourth Proportional to 306,430.20, 459,645.24 and 96,085.08
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Solution
The fourth proportional to 306,430.20, 459,645.24 and 96,085.08 is: 144,127.60
Step by Step Solution
- Step 1: Write the proportion equation
306,430.20 : 459,645.24 = 96,085.08 : x - Step 2: Convert to fraction form
306,430.20/459,645.24 = 96,085.08/x - Step 3: Cross multiply
306,430.20x = 459,645.24 × 96,085.08 - Step 4: Simplify right side
306,430.20x = 44,165,049,657.02 - Step 5: Solve for x
x = 44,165,049,657.02/306,430.20 - Step 6: Final answer
x = 144,127.60
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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.