Finding the Fourth Proportional to 931,693.34, 1,285,729.04 and 523,796.99
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Solution
The fourth proportional to 931,693.34, 1,285,729.04 and 523,796.99 is: 722,835.47
Step by Step Solution
- Step 1: Write the proportion equation
931,693.34 : 1,285,729.04 = 523,796.99 : x - Step 2: Convert to fraction form
931,693.34/1,285,729.04 = 523,796.99/x - Step 3: Cross multiply
931,693.34x = 1,285,729.04 × 523,796.99 - Step 4: Simplify right side
931,693.34x = 673,460,992,059.96 - Step 5: Solve for x
x = 673,460,992,059.96/931,693.34 - Step 6: Final answer
x = 722,835.47
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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.