Finding the Fourth Proportional to 762,235.03, 1,051,948.95 and 422,812.63
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Solution
The fourth proportional to 762,235.03, 1,051,948.95 and 422,812.63 is: 583,517.27
Step by Step Solution
- Step 1: Write the proportion equation
762,235.03 : 1,051,948.95 = 422,812.63 : x - Step 2: Convert to fraction form
762,235.03/1,051,948.95 = 422,812.63/x - Step 3: Cross multiply
762,235.03x = 1,051,948.95 × 422,812.63 - Step 4: Simplify right side
762,235.03x = 444,777,302,175.24 - Step 5: Solve for x
x = 444,777,302,175.24/762,235.03 - Step 6: Final answer
x = 583,517.27
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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.