Finding the Fourth Proportional to 587,313.80, 881,201.10 and 213,374.60
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Solution
The fourth proportional to 587,313.80, 881,201.10 and 213,374.60 is: 320,145.61
Step by Step Solution
- Step 1: Write the proportion equation
587,313.80 : 881,201.10 = 213,374.60 : x - Step 2: Convert to fraction form
587,313.80/881,201.10 = 213,374.60/x - Step 3: Cross multiply
587,313.80x = 881,201.10 × 213,374.60 - Step 4: Simplify right side
587,313.80x = 188,025,932,232.06 - Step 5: Solve for x
x = 188,025,932,232.06/587,313.80 - Step 6: Final answer
x = 320,145.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.