Finding the Fourth Proportional to 833,213.31, 1,149,927.88 and 470,660.52
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Solution
The fourth proportional to 833,213.31, 1,149,927.88 and 470,660.52 is: 649,564.34
Step by Step Solution
- Step 1: Write the proportion equation
833,213.31 : 1,149,927.88 = 470,660.52 : x - Step 2: Convert to fraction form
833,213.31/1,149,927.88 = 470,660.52/x - Step 3: Cross multiply
833,213.31x = 1,149,927.88 × 470,660.52 - Step 4: Simplify right side
833,213.31x = 541,225,652,786.65 - Step 5: Solve for x
x = 541,225,652,786.65/833,213.31 - Step 6: Final answer
x = 649,564.34
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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.