Finding the Fourth Proportional to 974,524.24, 1,344,852.40 and 538,919.08
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Solution
The fourth proportional to 974,524.24, 1,344,852.40 and 538,919.08 is: 743,713.28
Step by Step Solution
- Step 1: Write the proportion equation
974,524.24 : 1,344,852.40 = 538,919.08 : x - Step 2: Convert to fraction form
974,524.24/1,344,852.40 = 538,919.08/x - Step 3: Cross multiply
974,524.24x = 1,344,852.40 × 538,919.08 - Step 4: Simplify right side
974,524.24x = 724,766,618,143.79 - Step 5: Solve for x
x = 724,766,618,143.79/974,524.24 - Step 6: Final answer
x = 743,713.28
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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.