Finding the Fourth Proportional to 326,149.84, 489,162.93 and 101,513.08
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Solution
The fourth proportional to 326,149.84, 489,162.93 and 101,513.08 is: 152,250.38
Step by Step Solution
- Step 1: Write the proportion equation
326,149.84 : 489,162.93 = 101,513.08 : x - Step 2: Convert to fraction form
326,149.84/489,162.93 = 101,513.08/x - Step 3: Cross multiply
326,149.84x = 489,162.93 × 101,513.08 - Step 4: Simplify right side
326,149.84x = 49,656,435,646.12 - Step 5: Solve for x
x = 49,656,435,646.12/326,149.84 - Step 6: Final answer
x = 152,250.38
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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.