Finding the Fourth Proportional to 302,453.20, 453,550.20 and 124,901.20
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Solution
The fourth proportional to 302,453.20, 453,550.20 and 124,901.20 is: 187,298.28
Step by Step Solution
- Step 1: Write the proportion equation
302,453.20 : 453,550.20 = 124,901.20 : x - Step 2: Convert to fraction form
302,453.20/453,550.20 = 124,901.20/x - Step 3: Cross multiply
302,453.20x = 453,550.20 × 124,901.20 - Step 4: Simplify right side
302,453.20x = 56,648,964,240.24 - Step 5: Solve for x
x = 56,648,964,240.24/302,453.20 - Step 6: Final answer
x = 187,298.28
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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.