Finding the Fourth Proportional to 339,509.74, 468,315.84 and 201,595.18
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Solution
The fourth proportional to 339,509.74, 468,315.84 and 201,595.18 is: 278,078.08
Step by Step Solution
- Step 1: Write the proportion equation
339,509.74 : 468,315.84 = 201,595.18 : x - Step 2: Convert to fraction form
339,509.74/468,315.84 = 201,595.18/x - Step 3: Cross multiply
339,509.74x = 468,315.84 × 201,595.18 - Step 4: Simplify right side
339,509.74x = 94,410,216,061.65 - Step 5: Solve for x
x = 94,410,216,061.65/339,509.74 - Step 6: Final answer
x = 278,078.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.