Finding the Fourth Proportional to 859,804.88, 1,186,162.68 and 536,954.48
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Solution
The fourth proportional to 859,804.88, 1,186,162.68 and 536,954.48 is: 740,767.33
Step by Step Solution
- Step 1: Write the proportion equation
859,804.88 : 1,186,162.68 = 536,954.48 : x - Step 2: Convert to fraction form
859,804.88/1,186,162.68 = 536,954.48/x - Step 3: Cross multiply
859,804.88x = 1,186,162.68 × 536,954.48 - Step 4: Simplify right side
859,804.88x = 636,915,365,034.81 - Step 5: Solve for x
x = 636,915,365,034.81/859,804.88 - Step 6: Final answer
x = 740,767.33
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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.