Finding the Fourth Proportional to 873,757.23, 1,311,106.68 and 368,668.28
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Solution
The fourth proportional to 873,757.23, 1,311,106.68 and 368,668.28 is: 553,201.08
Step by Step Solution
- Step 1: Write the proportion equation
873,757.23 : 1,311,106.68 = 368,668.28 : x - Step 2: Convert to fraction form
873,757.23/1,311,106.68 = 368,668.28/x - Step 3: Cross multiply
873,757.23x = 1,311,106.68 × 368,668.28 - Step 4: Simplify right side
873,757.23x = 483,363,444,612.11 - Step 5: Solve for x
x = 483,363,444,612.11/873,757.23 - Step 6: Final answer
x = 553,201.08
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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.