Finding the Fourth Proportional to 549,570.24, 757,112.16 and 516,502.80
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Solution
The fourth proportional to 549,570.24, 757,112.16 and 516,502.80 is: 711,557.00
Step by Step Solution
- Step 1: Write the proportion equation
549,570.24 : 757,112.16 = 516,502.80 : x - Step 2: Convert to fraction form
549,570.24/757,112.16 = 516,502.80/x - Step 3: Cross multiply
549,570.24x = 757,112.16 × 516,502.80 - Step 4: Simplify right side
549,570.24x = 391,050,550,554.05 - Step 5: Solve for x
x = 391,050,550,554.05/549,570.24 - Step 6: Final answer
x = 711,557.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.