Finding the Fourth Proportional to 863,252.31, 1,294,878.47 and 364,620.63
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Solution
The fourth proportional to 863,252.31, 1,294,878.47 and 364,620.63 is: 546,930.95
Step by Step Solution
- Step 1: Write the proportion equation
863,252.31 : 1,294,878.47 = 364,620.63 : x - Step 2: Convert to fraction form
863,252.31/1,294,878.47 = 364,620.63/x - Step 3: Cross multiply
863,252.31x = 1,294,878.47 × 364,620.63 - Step 4: Simplify right side
863,252.31x = 472,139,401,681.73 - Step 5: Solve for x
x = 472,139,401,681.73/863,252.31 - Step 6: Final answer
x = 546,930.95
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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.