Finding the Fourth Proportional to 475,815.74, 713,497.62 and 276,197.36
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Solution
The fourth proportional to 475,815.74, 713,497.62 and 276,197.36 is: 414,164.86
Step by Step Solution
- Step 1: Write the proportion equation
475,815.74 : 713,497.62 = 276,197.36 : x - Step 2: Convert to fraction form
475,815.74/713,497.62 = 276,197.36/x - Step 3: Cross multiply
475,815.74x = 713,497.62 × 276,197.36 - Step 4: Simplify right side
475,815.74x = 197,066,159,010.28 - Step 5: Solve for x
x = 197,066,159,010.28/475,815.74 - Step 6: Final answer
x = 414,164.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.