Finding the Fourth Proportional to 492,214.94, 679,257.08 and 265,860.44
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Solution
The fourth proportional to 492,214.94, 679,257.08 and 265,860.44 is: 366,887.66
Step by Step Solution
- Step 1: Write the proportion equation
492,214.94 : 679,257.08 = 265,860.44 : x - Step 2: Convert to fraction form
492,214.94/679,257.08 = 265,860.44/x - Step 3: Cross multiply
492,214.94x = 679,257.08 × 265,860.44 - Step 4: Simplify right side
492,214.94x = 180,587,586,161.92 - Step 5: Solve for x
x = 180,587,586,161.92/492,214.94 - Step 6: Final answer
x = 366,887.66
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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.