Finding the Fourth Proportional to 314,709.68, 472,628.28 and 302,025.08
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Solution
The fourth proportional to 314,709.68, 472,628.28 and 302,025.08 is: 453,578.66
Step by Step Solution
- Step 1: Write the proportion equation
314,709.68 : 472,628.28 = 302,025.08 : x - Step 2: Convert to fraction form
314,709.68/472,628.28 = 302,025.08/x - Step 3: Cross multiply
314,709.68x = 472,628.28 × 302,025.08 - Step 4: Simplify right side
314,709.68x = 142,745,594,077.26 - Step 5: Solve for x
x = 142,745,594,077.26/314,709.68 - Step 6: Final answer
x = 453,578.66
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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.