Finding the Fourth Proportional to 531,202.14, 733,032.84 and 289,483.98
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Solution
The fourth proportional to 531,202.14, 733,032.84 and 289,483.98 is: 399,473.66
Step by Step Solution
- Step 1: Write the proportion equation
531,202.14 : 733,032.84 = 289,483.98 : x - Step 2: Convert to fraction form
531,202.14/733,032.84 = 289,483.98/x - Step 3: Cross multiply
531,202.14x = 733,032.84 × 289,483.98 - Step 4: Simplify right side
531,202.14x = 212,201,263,993.90 - Step 5: Solve for x
x = 212,201,263,993.90/531,202.14 - Step 6: Final answer
x = 399,473.66
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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.