Finding the Fourth Proportional to 498,281.37, 747,684.50 and 217,995.45
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Solution
The fourth proportional to 498,281.37, 747,684.50 and 217,995.45 is: 327,107.99
Step by Step Solution
- Step 1: Write the proportion equation
498,281.37 : 747,684.50 = 217,995.45 : x - Step 2: Convert to fraction form
498,281.37/747,684.50 = 217,995.45/x - Step 3: Cross multiply
498,281.37x = 747,684.50 × 217,995.45 - Step 4: Simplify right side
498,281.37x = 162,991,817,945.55 - Step 5: Solve for x
x = 162,991,817,945.55/498,281.37 - Step 6: Final answer
x = 327,107.99
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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.