Finding the Fourth Proportional to 555,974.76, 833,962.14 and 135,246.99
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Solution
The fourth proportional to 555,974.76, 833,962.14 and 135,246.99 is: 202,870.49
Step by Step Solution
- Step 1: Write the proportion equation
555,974.76 : 833,962.14 = 135,246.99 : x - Step 2: Convert to fraction form
555,974.76/833,962.14 = 135,246.99/x - Step 3: Cross multiply
555,974.76x = 833,962.14 × 135,246.99 - Step 4: Simplify right side
555,974.76x = 112,790,869,208.96 - Step 5: Solve for x
x = 112,790,869,208.96/555,974.76 - Step 6: Final answer
x = 202,870.49
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Similar ratio
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1.5x scale
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.