Finding the Fourth Proportional to 898,336.20, 1,347,698.70 and 267,313.80
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Solution
The fourth proportional to 898,336.20, 1,347,698.70 and 267,313.80 is: 401,028.55
Step by Step Solution
- Step 1: Write the proportion equation
898,336.20 : 1,347,698.70 = 267,313.80 : x - Step 2: Convert to fraction form
898,336.20/1,347,698.70 = 267,313.80/x - Step 3: Cross multiply
898,336.20x = 1,347,698.70 × 267,313.80 - Step 4: Simplify right side
898,336.20x = 360,258,460,752.06 - Step 5: Solve for x
x = 360,258,460,752.06/898,336.20 - Step 6: Final answer
x = 401,028.55
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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.