Finding the Fourth Proportional to 866,848.29, 1,299,949.08 and 298,068.49
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Solution
The fourth proportional to 866,848.29, 1,299,949.08 and 298,068.49 is: 446,991.55
Step by Step Solution
- Step 1: Write the proportion equation
866,848.29 : 1,299,949.08 = 298,068.49 : x - Step 2: Convert to fraction form
866,848.29/1,299,949.08 = 298,068.49/x - Step 3: Cross multiply
866,848.29x = 1,299,949.08 × 298,068.49 - Step 4: Simplify right side
866,848.29x = 387,473,859,352.49 - Step 5: Solve for x
x = 387,473,859,352.49/866,848.29 - Step 6: Final answer
x = 446,991.55
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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.