Finding the Fourth Proportional to 327,303.47, 490,955.80 and 102,681.62
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Solution
The fourth proportional to 327,303.47, 490,955.80 and 102,681.62 is: 154,022.61
Step by Step Solution
- Step 1: Write the proportion equation
327,303.47 : 490,955.80 = 102,681.62 : x - Step 2: Convert to fraction form
327,303.47/490,955.80 = 102,681.62/x - Step 3: Cross multiply
327,303.47x = 490,955.80 × 102,681.62 - Step 4: Simplify right side
327,303.47x = 50,412,134,180.91 - Step 5: Solve for x
x = 50,412,134,180.91/327,303.47 - Step 6: Final answer
x = 154,022.61
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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.