Finding the Fourth Proportional to 763,750.20, 1,053,738.06 and 441,342.84
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Solution
The fourth proportional to 763,750.20, 1,053,738.06 and 441,342.84 is: 608,916.04
Step by Step Solution
- Step 1: Write the proportion equation
763,750.20 : 1,053,738.06 = 441,342.84 : x - Step 2: Convert to fraction form
763,750.20/1,053,738.06 = 441,342.84/x - Step 3: Cross multiply
763,750.20x = 1,053,738.06 × 441,342.84 - Step 4: Simplify right side
763,750.20x = 465,059,748,016.49 - Step 5: Solve for x
x = 465,059,748,016.49/763,750.20 - Step 6: Final answer
x = 608,916.04
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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.