Finding the Fourth Proportional to 532,322.37, 734,615.99 and 290,615.13
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Solution
The fourth proportional to 532,322.37, 734,615.99 and 290,615.13 is: 401,054.95
Step by Step Solution
- Step 1: Write the proportion equation
532,322.37 : 734,615.99 = 290,615.13 : x - Step 2: Convert to fraction form
532,322.37/734,615.99 = 290,615.13/x - Step 3: Cross multiply
532,322.37x = 734,615.99 × 290,615.13 - Step 4: Simplify right side
532,322.37x = 213,490,519,980.85 - Step 5: Solve for x
x = 213,490,519,980.85/532,322.37 - Step 6: Final answer
x = 401,054.95
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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.