Finding the Fourth Proportional to 705,902.96, 1,058,869.56 and 207,266.96
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Solution
The fourth proportional to 705,902.96, 1,058,869.56 and 207,266.96 is: 310,904.88
Step by Step Solution
- Step 1: Write the proportion equation
705,902.96 : 1,058,869.56 = 207,266.96 : x - Step 2: Convert to fraction form
705,902.96/1,058,869.56 = 207,266.96/x - Step 3: Cross multiply
705,902.96x = 1,058,869.56 × 207,266.96 - Step 4: Simplify right side
705,902.96x = 219,468,674,737.74 - Step 5: Solve for x
x = 219,468,674,737.74/705,902.96 - Step 6: Final answer
x = 310,904.88
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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.