Finding the Fourth Proportional to 722,934.08, 1,084,698.87 and 317,918.08
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Solution
The fourth proportional to 722,934.08, 1,084,698.87 and 317,918.08 is: 477,008.06
Step by Step Solution
- Step 1: Write the proportion equation
722,934.08 : 1,084,698.87 = 317,918.08 : x - Step 2: Convert to fraction form
722,934.08/1,084,698.87 = 317,918.08/x - Step 3: Cross multiply
722,934.08x = 1,084,698.87 × 317,918.08 - Step 4: Simplify right side
722,934.08x = 344,845,382,128.57 - Step 5: Solve for x
x = 344,845,382,128.57/722,934.08 - Step 6: Final answer
x = 477,008.06
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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.