Finding the Fourth Proportional to 325,565.95, 488,344.35 and 197,512.74
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Solution
The fourth proportional to 325,565.95, 488,344.35 and 197,512.74 is: 296,266.33
Step by Step Solution
- Step 1: Write the proportion equation
325,565.95 : 488,344.35 = 197,512.74 : x - Step 2: Convert to fraction form
325,565.95/488,344.35 = 197,512.74/x - Step 3: Cross multiply
325,565.95x = 488,344.35 × 197,512.74 - Step 4: Simplify right side
325,565.95x = 96,454,229,644.46 - Step 5: Solve for x
x = 96,454,229,644.46/325,565.95 - Step 6: Final answer
x = 296,266.33
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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.