Finding the Fourth Proportional to 302,452.68, 417,335.90 and 173,367.44
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Solution
The fourth proportional to 302,452.68, 417,335.90 and 173,367.44 is: 239,219.09
Step by Step Solution
- Step 1: Write the proportion equation
302,452.68 : 417,335.90 = 173,367.44 : x - Step 2: Convert to fraction form
302,452.68/417,335.90 = 173,367.44/x - Step 3: Cross multiply
302,452.68x = 417,335.90 × 173,367.44 - Step 4: Simplify right side
302,452.68x = 72,352,455,214.59 - Step 5: Solve for x
x = 72,352,455,214.59/302,452.68 - Step 6: Final answer
x = 239,219.09
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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.