Finding the Fourth Proportional to 525,073.37, 787,571.98 and 205,165.08
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Solution
The fourth proportional to 525,073.37, 787,571.98 and 205,165.08 is: 307,732.74
Step by Step Solution
- Step 1: Write the proportion equation
525,073.37 : 787,571.98 = 205,165.08 : x - Step 2: Convert to fraction form
525,073.37/787,571.98 = 205,165.08/x - Step 3: Cross multiply
525,073.37x = 787,571.98 × 205,165.08 - Step 4: Simplify right side
525,073.37x = 161,582,267,769.55 - Step 5: Solve for x
x = 161,582,267,769.55/525,073.37 - Step 6: Final answer
x = 307,732.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.