Finding the Fourth Proportional to 328,875.56, 453,847.50 and 177,972.68
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Solution
The fourth proportional to 328,875.56, 453,847.50 and 177,972.68 is: 245,601.88
Step by Step Solution
- Step 1: Write the proportion equation
328,875.56 : 453,847.50 = 177,972.68 : x - Step 2: Convert to fraction form
328,875.56/453,847.50 = 177,972.68/x - Step 3: Cross multiply
328,875.56x = 453,847.50 × 177,972.68 - Step 4: Simplify right side
328,875.56x = 80,772,455,886.30 - Step 5: Solve for x
x = 80,772,455,886.30/328,875.56 - Step 6: Final answer
x = 245,601.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.