Finding the Fourth Proportional to 301,272.64, 415,793.11 and 173,948.02
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Solution
The fourth proportional to 301,272.64, 415,793.11 and 173,948.02 is: 240,069.55
Step by Step Solution
- Step 1: Write the proportion equation
301,272.64 : 415,793.11 = 173,948.02 : x - Step 2: Convert to fraction form
301,272.64/415,793.11 = 173,948.02/x - Step 3: Cross multiply
301,272.64x = 415,793.11 × 173,948.02 - Step 4: Simplify right side
301,272.64x = 72,326,386,135.18 - Step 5: Solve for x
x = 72,326,386,135.18/301,272.64 - Step 6: Final answer
x = 240,069.55
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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.