Finding the Fourth Proportional to 260,225.19, 390,448.49 and 110,497.70
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Solution
The fourth proportional to 260,225.19, 390,448.49 and 110,497.70 is: 165,793.56
Step by Step Solution
- Step 1: Write the proportion equation
260,225.19 : 390,448.49 = 110,497.70 : x - Step 2: Convert to fraction form
260,225.19/390,448.49 = 110,497.70/x - Step 3: Cross multiply
260,225.19x = 390,448.49 × 110,497.70 - Step 4: Simplify right side
260,225.19x = 43,143,660,537.11 - Step 5: Solve for x
x = 43,143,660,537.11/260,225.19 - Step 6: Final answer
x = 165,793.56
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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.