Finding the Fourth Proportional to 665,077.41, 998,013.56 and 244,395.81
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Solution
The fourth proportional to 665,077.41, 998,013.56 and 244,395.81 is: 366,739.76
Step by Step Solution
- Step 1: Write the proportion equation
665,077.41 : 998,013.56 = 244,395.81 : x - Step 2: Convert to fraction form
665,077.41/998,013.56 = 244,395.81/x - Step 3: Cross multiply
665,077.41x = 998,013.56 × 244,395.81 - Step 4: Simplify right side
665,077.41x = 243,910,331,165.21 - Step 5: Solve for x
x = 243,910,331,165.21/665,077.41 - Step 6: Final answer
x = 366,739.76
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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.