Finding the Fourth Proportional to 790,492.96, 1,185,741.06 and 370,064.08
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Solution
The fourth proportional to 790,492.96, 1,185,741.06 and 370,064.08 is: 555,096.88
Step by Step Solution
- Step 1: Write the proportion equation
790,492.96 : 1,185,741.06 = 370,064.08 : x - Step 2: Convert to fraction form
790,492.96/1,185,741.06 = 370,064.08/x - Step 3: Cross multiply
790,492.96x = 1,185,741.06 × 370,064.08 - Step 4: Simplify right side
790,492.96x = 438,800,174,487.13 - Step 5: Solve for x
x = 438,800,174,487.13/790,492.96 - Step 6: Final answer
x = 555,096.88
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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.