Finding the Fourth Proportional to 307,252.44, 423,768.00 and 199,856.77
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Solution
The fourth proportional to 307,252.44, 423,768.00 and 199,856.77 is: 275,645.99
Step by Step Solution
- Step 1: Write the proportion equation
307,252.44 : 423,768.00 = 199,856.77 : x - Step 2: Convert to fraction form
307,252.44/423,768.00 = 199,856.77/x - Step 3: Cross multiply
307,252.44x = 423,768.00 × 199,856.77 - Step 4: Simplify right side
307,252.44x = 84,692,903,399.40 - Step 5: Solve for x
x = 84,692,903,399.40/307,252.44 - Step 6: Final answer
x = 275,645.99
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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.