Finding the Fourth Proportional to 907,446.45, 1,361,169.68 and 863,159.70
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Solution
The fourth proportional to 907,446.45, 1,361,169.68 and 863,159.70 is: 1,294,739.55
Step by Step Solution
- Step 1: Write the proportion equation
907,446.45 : 1,361,169.68 = 863,159.70 : x - Step 2: Convert to fraction form
907,446.45/1,361,169.68 = 863,159.70/x - Step 3: Cross multiply
907,446.45x = 1,361,169.68 × 863,159.70 - Step 4: Simplify right side
907,446.45x = 1,174,906,808,322.10 - Step 5: Solve for x
x = 1,174,906,808,322.10/907,446.45 - Step 6: Final answer
x = 1,294,739.55
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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.