Finding the Fourth Proportional to 484,896.30, 727,593.66 and 215,209.26
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Solution
The fourth proportional to 484,896.30, 727,593.66 and 215,209.26 is: 322,924.50
Step by Step Solution
- Step 1: Write the proportion equation
484,896.30 : 727,593.66 = 215,209.26 : x - Step 2: Convert to fraction form
484,896.30/727,593.66 = 215,209.26/x - Step 3: Cross multiply
484,896.30x = 727,593.66 × 215,209.26 - Step 4: Simplify right side
484,896.30x = 156,584,893,149.29 - Step 5: Solve for x
x = 156,584,893,149.29/484,896.30 - Step 6: Final answer
x = 322,924.50
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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.