Finding the Fourth Proportional to 310,354.24, 465,735.51 and 170,211.28
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Solution
The fourth proportional to 310,354.24, 465,735.51 and 170,211.28 is: 255,428.88
Step by Step Solution
- Step 1: Write the proportion equation
310,354.24 : 465,735.51 = 170,211.28 : x - Step 2: Convert to fraction form
310,354.24/465,735.51 = 170,211.28/x - Step 3: Cross multiply
310,354.24x = 465,735.51 × 170,211.28 - Step 4: Simplify right side
310,354.24x = 79,273,437,298.55 - Step 5: Solve for x
x = 79,273,437,298.55/310,354.24 - Step 6: Final answer
x = 255,428.88
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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.