Finding the Fourth Proportional to 385,669.03, 532,225.35 and 213,592.63
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Solution
The fourth proportional to 385,669.03, 532,225.35 and 213,592.63 is: 294,758.99
Step by Step Solution
- Step 1: Write the proportion equation
385,669.03 : 532,225.35 = 213,592.63 : x - Step 2: Convert to fraction form
385,669.03/532,225.35 = 213,592.63/x - Step 3: Cross multiply
385,669.03x = 532,225.35 × 213,592.63 - Step 4: Simplify right side
385,669.03x = 113,679,412,259.17 - Step 5: Solve for x
x = 113,679,412,259.17/385,669.03 - Step 6: Final answer
x = 294,758.99
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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.