Finding the Fourth Proportional to 475,246.68, 655,840.32 and 284,304.96
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Solution
The fourth proportional to 475,246.68, 655,840.32 and 284,304.96 is: 392,340.79
Step by Step Solution
- Step 1: Write the proportion equation
475,246.68 : 655,840.32 = 284,304.96 : x - Step 2: Convert to fraction form
475,246.68/655,840.32 = 284,304.96/x - Step 3: Cross multiply
475,246.68x = 655,840.32 × 284,304.96 - Step 4: Simplify right side
475,246.68x = 186,458,655,943.99 - Step 5: Solve for x
x = 186,458,655,943.99/475,246.68 - Step 6: Final answer
x = 392,340.79
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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.