Finding the Fourth Proportional to 475,821.74, 713,506.62 and 276,203.32
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Solution
The fourth proportional to 475,821.74, 713,506.62 and 276,203.32 is: 414,173.80
Step by Step Solution
- Step 1: Write the proportion equation
475,821.74 : 713,506.62 = 276,203.32 : x - Step 2: Convert to fraction form
475,821.74/713,506.62 = 276,203.32/x - Step 3: Cross multiply
475,821.74x = 713,506.62 × 276,203.32 - Step 4: Simplify right side
475,821.74x = 197,072,897,285.98 - Step 5: Solve for x
x = 197,072,897,285.98/475,821.74 - Step 6: Final answer
x = 414,173.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.