Finding the Fourth Proportional to 306,922.60, 460,434.30 and 96,509.80
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Solution
The fourth proportional to 306,922.60, 460,434.30 and 96,509.80 is: 144,780.55
Step by Step Solution
- Step 1: Write the proportion equation
306,922.60 : 460,434.30 = 96,509.80 : x - Step 2: Convert to fraction form
306,922.60/460,434.30 = 96,509.80/x - Step 3: Cross multiply
306,922.60x = 460,434.30 × 96,509.80 - Step 4: Simplify right side
306,922.60x = 44,436,422,206.14 - Step 5: Solve for x
x = 44,436,422,206.14/306,922.60 - Step 6: Final answer
x = 144,780.55
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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.