Finding the Fourth Proportional to 351,631.20, 527,461.20 and 102,313.20
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Solution
The fourth proportional to 351,631.20, 527,461.20 and 102,313.20 is: 153,473.99
Step by Step Solution
- Step 1: Write the proportion equation
351,631.20 : 527,461.20 = 102,313.20 : x - Step 2: Convert to fraction form
351,631.20/527,461.20 = 102,313.20/x - Step 3: Cross multiply
351,631.20x = 527,461.20 × 102,313.20 - Step 4: Simplify right side
351,631.20x = 53,966,243,247.84 - Step 5: Solve for x
x = 53,966,243,247.84/351,631.20 - Step 6: Final answer
x = 153,473.99
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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.