Finding the Fourth Proportional to 302,655.06, 453,986.24 and 102,979.53
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Solution
The fourth proportional to 302,655.06, 453,986.24 and 102,979.53 is: 154,470.54
Step by Step Solution
- Step 1: Write the proportion equation
302,655.06 : 453,986.24 = 102,979.53 : x - Step 2: Convert to fraction form
302,655.06/453,986.24 = 102,979.53/x - Step 3: Cross multiply
302,655.06x = 453,986.24 × 102,979.53 - Step 4: Simplify right side
302,655.06x = 46,751,289,106.77 - Step 5: Solve for x
x = 46,751,289,106.77/302,655.06 - Step 6: Final answer
x = 154,470.54
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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.