Finding the Fourth Proportional to 351,208.60, 526,814.26 and 84,968.68
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Solution
The fourth proportional to 351,208.60, 526,814.26 and 84,968.68 is: 127,453.35
Step by Step Solution
- Step 1: Write the proportion equation
351,208.60 : 526,814.26 = 84,968.68 : x - Step 2: Convert to fraction form
351,208.60/526,814.26 = 84,968.68/x - Step 3: Cross multiply
351,208.60x = 526,814.26 × 84,968.68 - Step 4: Simplify right side
351,208.60x = 44,762,712,277.38 - Step 5: Solve for x
x = 44,762,712,277.38/351,208.60 - Step 6: Final answer
x = 127,453.35
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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.