Finding the Fourth Proportional to 492,232.63, 679,281.29 and 265,878.13
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Solution
The fourth proportional to 492,232.63, 679,281.29 and 265,878.13 is: 366,911.96
Step by Step Solution
- Step 1: Write the proportion equation
492,232.63 : 679,281.29 = 265,878.13 : x - Step 2: Convert to fraction form
492,232.63/679,281.29 = 265,878.13/x - Step 3: Cross multiply
492,232.63x = 679,281.29 × 265,878.13 - Step 4: Simplify right side
492,232.63x = 180,606,039,129.19 - Step 5: Solve for x
x = 180,606,039,129.19/492,232.63 - Step 6: Final answer
x = 366,911.96
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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.