Finding the Fourth Proportional to 375,257.80, 562,886.70 and 188,201.80
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Solution
The fourth proportional to 375,257.80, 562,886.70 and 188,201.80 is: 282,302.70
Step by Step Solution
- Step 1: Write the proportion equation
375,257.80 : 562,886.70 = 188,201.80 : x - Step 2: Convert to fraction form
375,257.80/562,886.70 = 188,201.80/x - Step 3: Cross multiply
375,257.80x = 562,886.70 × 188,201.80 - Step 4: Simplify right side
375,257.80x = 105,936,290,136.06 - Step 5: Solve for x
x = 105,936,290,136.06/375,257.80 - Step 6: Final answer
x = 282,302.70
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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.