Finding the Fourth Proportional to 706,112.96, 1,059,176.84 and 279,752.52
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Solution
The fourth proportional to 706,112.96, 1,059,176.84 and 279,752.52 is: 419,631.71
Step by Step Solution
- Step 1: Write the proportion equation
706,112.96 : 1,059,176.84 = 279,752.52 : x - Step 2: Convert to fraction form
706,112.96/1,059,176.84 = 279,752.52/x - Step 3: Cross multiply
706,112.96x = 1,059,176.84 × 279,752.52 - Step 4: Simplify right side
706,112.96x = 296,307,390,115.64 - Step 5: Solve for x
x = 296,307,390,115.64/706,112.96 - Step 6: Final answer
x = 419,631.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.