Finding the Fourth Proportional to 514,799.46, 772,009.74 and 177,753.60
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Solution
The fourth proportional to 514,799.46, 772,009.74 and 177,753.60 is: 266,564.99
Step by Step Solution
- Step 1: Write the proportion equation
514,799.46 : 772,009.74 = 177,753.60 : x - Step 2: Convert to fraction form
514,799.46/772,009.74 = 177,753.60/x - Step 3: Cross multiply
514,799.46x = 772,009.74 × 177,753.60 - Step 4: Simplify right side
514,799.46x = 137,227,510,520.06 - Step 5: Solve for x
x = 137,227,510,520.06/514,799.46 - Step 6: Final answer
x = 266,564.99
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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.