Finding the Fourth Proportional to 247,765.20, 369,775.47 and 223,850.40
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Solution
The fourth proportional to 247,765.20, 369,775.47 and 223,850.40 is: 334,083.99
Step by Step Solution
- Step 1: Write the proportion equation
247,765.20 : 369,775.47 = 223,850.40 : x - Step 2: Convert to fraction form
247,765.20/369,775.47 = 223,850.40/x - Step 3: Cross multiply
247,765.20x = 369,775.47 × 223,850.40 - Step 4: Simplify right side
247,765.20x = 82,774,386,869.69 - Step 5: Solve for x
x = 82,774,386,869.69/247,765.20 - Step 6: Final answer
x = 334,083.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.