Finding the Fourth Proportional to 517,023.44, 713,492.36 and 302,343.87
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Solution
The fourth proportional to 517,023.44, 713,492.36 and 302,343.87 is: 417,234.55
Step by Step Solution
- Step 1: Write the proportion equation
517,023.44 : 713,492.36 = 302,343.87 : x - Step 2: Convert to fraction form
517,023.44/713,492.36 = 302,343.87/x - Step 3: Cross multiply
517,023.44x = 713,492.36 × 302,343.87 - Step 4: Simplify right side
517,023.44x = 215,720,041,337.83 - Step 5: Solve for x
x = 215,720,041,337.83/517,023.44 - Step 6: Final answer
x = 417,234.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.