Finding the Fourth Proportional to 868,615.12, 1,302,940.68 and 237,525.04
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Solution
The fourth proportional to 868,615.12, 1,302,940.68 and 237,525.04 is: 356,292.48
Step by Step Solution
- Step 1: Write the proportion equation
868,615.12 : 1,302,940.68 = 237,525.04 : x - Step 2: Convert to fraction form
868,615.12/1,302,940.68 = 237,525.04/x - Step 3: Cross multiply
868,615.12x = 1,302,940.68 × 237,525.04 - Step 4: Simplify right side
868,615.12x = 309,481,037,134.63 - Step 5: Solve for x
x = 309,481,037,134.63/868,615.12 - Step 6: Final answer
x = 356,292.48
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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.