Finding the Fourth Proportional to 535,318.36, 802,723.26 and 310,747.66
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Solution
The fourth proportional to 535,318.36, 802,723.26 and 310,747.66 is: 465,973.88
Step by Step Solution
- Step 1: Write the proportion equation
535,318.36 : 802,723.26 = 310,747.66 : x - Step 2: Convert to fraction form
535,318.36/802,723.26 = 310,747.66/x - Step 3: Cross multiply
535,318.36x = 802,723.26 × 310,747.66 - Step 4: Simplify right side
535,318.36x = 249,444,374,672.57 - Step 5: Solve for x
x = 249,444,374,672.57/535,318.36 - Step 6: Final answer
x = 465,973.88
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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.