Finding the Fourth Proportional to 706,192.99, 973,631.60 and 457,392.28
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Solution
The fourth proportional to 706,192.99, 973,631.60 and 457,392.28 is: 630,608.89
Step by Step Solution
- Step 1: Write the proportion equation
706,192.99 : 973,631.60 = 457,392.28 : x - Step 2: Convert to fraction form
706,192.99/973,631.60 = 457,392.28/x - Step 3: Cross multiply
706,192.99x = 973,631.60 × 457,392.28 - Step 4: Simplify right side
706,192.99x = 445,331,576,113.45 - Step 5: Solve for x
x = 445,331,576,113.45/706,192.99 - Step 6: Final answer
x = 630,608.89
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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.