Finding the Fourth Proportional to 583,455.44, 874,657.92 and 209,390.96
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Solution
The fourth proportional to 583,455.44, 874,657.92 and 209,390.96 is: 313,897.94
Step by Step Solution
- Step 1: Write the proportion equation
583,455.44 : 874,657.92 = 209,390.96 : x - Step 2: Convert to fraction form
583,455.44/874,657.92 = 209,390.96/x - Step 3: Cross multiply
583,455.44x = 874,657.92 × 209,390.96 - Step 4: Simplify right side
583,455.44x = 183,145,461,540.40 - Step 5: Solve for x
x = 183,145,461,540.40/583,455.44 - Step 6: Final answer
x = 313,897.94
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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.