Finding the Fourth Proportional to 539,593.84, 744,635.39 and 297,876.68
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Solution
The fourth proportional to 539,593.84, 744,635.39 and 297,876.68 is: 411,067.55
Step by Step Solution
- Step 1: Write the proportion equation
539,593.84 : 744,635.39 = 297,876.68 : x - Step 2: Convert to fraction form
539,593.84/744,635.39 = 297,876.68/x - Step 3: Cross multiply
539,593.84x = 744,635.39 × 297,876.68 - Step 4: Simplify right side
539,593.84x = 221,809,517,783.71 - Step 5: Solve for x
x = 221,809,517,783.71/539,593.84 - Step 6: Final answer
x = 411,067.55
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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.