Finding the Fourth Proportional to 260,562.36, 390,556.80 and 170,496.84
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Solution
The fourth proportional to 260,562.36, 390,556.80 and 170,496.84 is: 255,557.63
Step by Step Solution
- Step 1: Write the proportion equation
260,562.36 : 390,556.80 = 170,496.84 : x - Step 2: Convert to fraction form
260,562.36/390,556.80 = 170,496.84/x - Step 3: Cross multiply
260,562.36x = 390,556.80 × 170,496.84 - Step 4: Simplify right side
260,562.36x = 66,588,700,240.51 - Step 5: Solve for x
x = 66,588,700,240.51/260,562.36 - Step 6: Final answer
x = 255,557.63
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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.