Finding the Fourth Proportional to 355,354.09, 532,952.85 and 102,579.68
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Solution
The fourth proportional to 355,354.09, 532,952.85 and 102,579.68 is: 153,846.92
Step by Step Solution
- Step 1: Write the proportion equation
355,354.09 : 532,952.85 = 102,579.68 : x - Step 2: Convert to fraction form
355,354.09/532,952.85 = 102,579.68/x - Step 3: Cross multiply
355,354.09x = 532,952.85 × 102,579.68 - Step 4: Simplify right side
355,354.09x = 54,670,132,808.09 - Step 5: Solve for x
x = 54,670,132,808.09/355,354.09 - Step 6: Final answer
x = 153,846.92
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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.