Finding the Fourth Proportional to 350,984.45, 484,358.63 and 198,055.05
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Solution
The fourth proportional to 350,984.45, 484,358.63 and 198,055.05 is: 273,316.02
Step by Step Solution
- Step 1: Write the proportion equation
350,984.45 : 484,358.63 = 198,055.05 : x - Step 2: Convert to fraction form
350,984.45/484,358.63 = 198,055.05/x - Step 3: Cross multiply
350,984.45x = 484,358.63 × 198,055.05 - Step 4: Simplify right side
350,984.45x = 95,929,672,682.58 - Step 5: Solve for x
x = 95,929,672,682.58/350,984.45 - Step 6: Final answer
x = 273,316.02
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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.