Finding the Fourth Proportional to 369,881.06, 510,406.79 and 226,621.62
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Solution
The fourth proportional to 369,881.06, 510,406.79 and 226,621.62 is: 312,720.02
Step by Step Solution
- Step 1: Write the proportion equation
369,881.06 : 510,406.79 = 226,621.62 : x - Step 2: Convert to fraction form
369,881.06/510,406.79 = 226,621.62/x - Step 3: Cross multiply
369,881.06x = 510,406.79 × 226,621.62 - Step 4: Simplify right side
369,881.06x = 115,669,212,475.69 - Step 5: Solve for x
x = 115,669,212,475.69/369,881.06 - Step 6: Final answer
x = 312,720.02
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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.