Finding the Fourth Proportional to 958,288.74, 1,437,122.10 and 318,420.63
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Solution
The fourth proportional to 958,288.74, 1,437,122.10 and 318,420.63 is: 477,527.60
Step by Step Solution
- Step 1: Write the proportion equation
958,288.74 : 1,437,122.10 = 318,420.63 : x - Step 2: Convert to fraction form
958,288.74/1,437,122.10 = 318,420.63/x - Step 3: Cross multiply
958,288.74x = 1,437,122.10 × 318,420.63 - Step 4: Simplify right side
958,288.74x = 457,609,324,468.92 - Step 5: Solve for x
x = 457,609,324,468.92/958,288.74 - Step 6: Final answer
x = 477,527.60
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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.