Finding the Fourth Proportional to 482,812.10, 724,477.35 and 202,357.70
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Solution
The fourth proportional to 482,812.10, 724,477.35 and 202,357.70 is: 303,645.19
Step by Step Solution
- Step 1: Write the proportion equation
482,812.10 : 724,477.35 = 202,357.70 : x - Step 2: Convert to fraction form
482,812.10/724,477.35 = 202,357.70/x - Step 3: Cross multiply
482,812.10x = 724,477.35 × 202,357.70 - Step 4: Simplify right side
482,812.10x = 146,603,570,248.10 - Step 5: Solve for x
x = 146,603,570,248.10/482,812.10 - Step 6: Final answer
x = 303,645.19
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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.