Finding the Fourth Proportional to 326,482.74, 489,668.67 and 148,948.02
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Solution
The fourth proportional to 326,482.74, 489,668.67 and 148,948.02 is: 223,396.74
Step by Step Solution
- Step 1: Write the proportion equation
326,482.74 : 489,668.67 = 148,948.02 : x - Step 2: Convert to fraction form
326,482.74/489,668.67 = 148,948.02/x - Step 3: Cross multiply
326,482.74x = 489,668.67 × 148,948.02 - Step 4: Simplify right side
326,482.74x = 72,935,178,852.53 - Step 5: Solve for x
x = 72,935,178,852.53/326,482.74 - Step 6: Final answer
x = 223,396.74
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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.