Finding the Fourth Proportional to 307,268.87, 460,570.19 and 157,303.44
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Solution
The fourth proportional to 307,268.87, 460,570.19 and 157,303.44 is: 235,784.63
Step by Step Solution
- Step 1: Write the proportion equation
307,268.87 : 460,570.19 = 157,303.44 : x - Step 2: Convert to fraction form
307,268.87/460,570.19 = 157,303.44/x - Step 3: Cross multiply
307,268.87x = 460,570.19 × 157,303.44 - Step 4: Simplify right side
307,268.87x = 72,449,274,461.94 - Step 5: Solve for x
x = 72,449,274,461.94/307,268.87 - Step 6: Final answer
x = 235,784.63
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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.