Finding the Fourth Proportional to 375,668.74, 563,537.85 and 135,842.50
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Solution
The fourth proportional to 375,668.74, 563,537.85 and 135,842.50 is: 203,776.31
Step by Step Solution
- Step 1: Write the proportion equation
375,668.74 : 563,537.85 = 135,842.50 : x - Step 2: Convert to fraction form
375,668.74/563,537.85 = 135,842.50/x - Step 3: Cross multiply
375,668.74x = 563,537.85 × 135,842.50 - Step 4: Simplify right side
375,668.74x = 76,552,390,388.63 - Step 5: Solve for x
x = 76,552,390,388.63/375,668.74 - Step 6: Final answer
x = 203,776.31
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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.