Finding the Fourth Proportional to 555,246.30, 832,869.45 and 413,528.70
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Solution
The fourth proportional to 555,246.30, 832,869.45 and 413,528.70 is: 620,293.05
Step by Step Solution
- Step 1: Write the proportion equation
555,246.30 : 832,869.45 = 413,528.70 : x - Step 2: Convert to fraction form
555,246.30/832,869.45 = 413,528.70/x - Step 3: Cross multiply
555,246.30x = 832,869.45 × 413,528.70 - Step 4: Simplify right side
555,246.30x = 344,415,420,928.22 - Step 5: Solve for x
x = 344,415,420,928.22/555,246.30 - Step 6: Final answer
x = 620,293.05
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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.