Finding the Fourth Proportional to 403,236.06, 604,763.88 and 118,865.94
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Solution
The fourth proportional to 403,236.06, 604,763.88 and 118,865.94 is: 178,272.32
Step by Step Solution
- Step 1: Write the proportion equation
403,236.06 : 604,763.88 = 118,865.94 : x - Step 2: Convert to fraction form
403,236.06/604,763.88 = 118,865.94/x - Step 3: Cross multiply
403,236.06x = 604,763.88 × 118,865.94 - Step 4: Simplify right side
403,236.06x = 71,885,827,074.25 - Step 5: Solve for x
x = 71,885,827,074.25/403,236.06 - Step 6: Final answer
x = 178,272.32
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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.