Finding the Fourth Proportional to 356,824.26, 537,374.55 and 324,937.80
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Solution
The fourth proportional to 356,824.26, 537,374.55 and 324,937.80 is: 489,353.79
Step by Step Solution
- Step 1: Write the proportion equation
356,824.26 : 537,374.55 = 324,937.80 : x - Step 2: Convert to fraction form
356,824.26/537,374.55 = 324,937.80/x - Step 3: Cross multiply
356,824.26x = 537,374.55 × 324,937.80 - Step 4: Simplify right side
356,824.26x = 174,613,302,428.30 - Step 5: Solve for x
x = 174,613,302,428.30/356,824.26 - Step 6: Final answer
x = 489,353.79
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.