Finding the Fourth Proportional to 254,729.68, 351,437.34 and 152,788.14
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Solution
The fourth proportional to 254,729.68, 351,437.34 and 152,788.14 is: 210,793.88
Step by Step Solution
- Step 1: Write the proportion equation
254,729.68 : 351,437.34 = 152,788.14 : x - Step 2: Convert to fraction form
254,729.68/351,437.34 = 152,788.14/x - Step 3: Cross multiply
254,729.68x = 351,437.34 × 152,788.14 - Step 4: Simplify right side
254,729.68x = 53,695,458,078.10 - Step 5: Solve for x
x = 53,695,458,078.10/254,729.68 - Step 6: Final answer
x = 210,793.88
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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.