Finding the Fourth Proportional to 651,971.86, 977,768.06 and 252,523.54
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Solution
The fourth proportional to 651,971.86, 977,768.06 and 252,523.54 is: 378,711.82
Step by Step Solution
- Step 1: Write the proportion equation
651,971.86 : 977,768.06 = 252,523.54 : x - Step 2: Convert to fraction form
651,971.86/977,768.06 = 252,523.54/x - Step 3: Cross multiply
651,971.86x = 977,768.06 × 252,523.54 - Step 4: Simplify right side
651,971.86x = 246,909,451,810.13 - Step 5: Solve for x
x = 246,909,451,810.13/651,971.86 - Step 6: Final answer
x = 378,711.82
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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.