Finding the Fourth Proportional to 731,518.51, 1,009,497.03 and 409,234.00
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Solution
The fourth proportional to 731,518.51, 1,009,497.03 and 409,234.00 is: 564,743.75
Step by Step Solution
- Step 1: Write the proportion equation
731,518.51 : 1,009,497.03 = 409,234.00 : x - Step 2: Convert to fraction form
731,518.51/1,009,497.03 = 409,234.00/x - Step 3: Cross multiply
731,518.51x = 1,009,497.03 × 409,234.00 - Step 4: Simplify right side
731,518.51x = 413,120,502,527.54 - Step 5: Solve for x
x = 413,120,502,527.54/731,518.51 - Step 6: Final answer
x = 564,743.75
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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.