Finding the Fourth Proportional to 1,153,570.30, 1,729,230.75 and 460,930.84
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Solution
The fourth proportional to 1,153,570.30, 1,729,230.75 and 460,930.84 is: 690,946.86
Step by Step Solution
- Step 1: Write the proportion equation
1,153,570.30 : 1,729,230.75 = 460,930.84 : x - Step 2: Convert to fraction form
1,153,570.30/1,729,230.75 = 460,930.84/x - Step 3: Cross multiply
1,153,570.30x = 1,729,230.75 × 460,930.84 - Step 4: Simplify right side
1,153,570.30x = 797,055,777,828.25 - Step 5: Solve for x
x = 797,055,777,828.25/1,153,570.30 - Step 6: Final answer
x = 690,946.86
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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.