Finding the Fourth Proportional to 302,025.86, 416,803.58 and 164,214.06
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Solution
The fourth proportional to 302,025.86, 416,803.58 and 164,214.06 is: 226,619.70
Step by Step Solution
- Step 1: Write the proportion equation
302,025.86 : 416,803.58 = 164,214.06 : x - Step 2: Convert to fraction form
302,025.86/416,803.58 = 164,214.06/x - Step 3: Cross multiply
302,025.86x = 416,803.58 × 164,214.06 - Step 4: Simplify right side
302,025.86x = 68,445,007,273.26 - Step 5: Solve for x
x = 68,445,007,273.26/302,025.86 - Step 6: Final answer
x = 226,619.70
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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.