Finding the Fourth Proportional to 372,461.92, 514,598.80 and 259,787.68
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Solution
The fourth proportional to 372,461.92, 514,598.80 and 259,787.68 is: 358,926.43
Step by Step Solution
- Step 1: Write the proportion equation
372,461.92 : 514,598.80 = 259,787.68 : x - Step 2: Convert to fraction form
372,461.92/514,598.80 = 259,787.68/x - Step 3: Cross multiply
372,461.92x = 514,598.80 × 259,787.68 - Step 4: Simplify right side
372,461.92x = 133,686,428,382.78 - Step 5: Solve for x
x = 133,686,428,382.78/372,461.92 - Step 6: Final answer
x = 358,926.43
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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.