Finding the Fourth Proportional to 709,584.09, 1,064,516.16 and 260,308.68
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Solution
The fourth proportional to 709,584.09, 1,064,516.16 and 260,308.68 is: 390,514.39
Step by Step Solution
- Step 1: Write the proportion equation
709,584.09 : 1,064,516.16 = 260,308.68 : x - Step 2: Convert to fraction form
709,584.09/1,064,516.16 = 260,308.68/x - Step 3: Cross multiply
709,584.09x = 1,064,516.16 × 260,308.68 - Step 4: Simplify right side
709,584.09x = 277,102,796,448.27 - Step 5: Solve for x
x = 277,102,796,448.27/709,584.09 - Step 6: Final answer
x = 390,514.39
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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.