Finding the Fourth Proportional to 569,163.98, 785,446.58 and 314,515.17
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Solution
The fourth proportional to 569,163.98, 785,446.58 and 314,515.17 is: 434,031.09
Step by Step Solution
- Step 1: Write the proportion equation
569,163.98 : 785,446.58 = 314,515.17 : x - Step 2: Convert to fraction form
569,163.98/785,446.58 = 314,515.17/x - Step 3: Cross multiply
569,163.98x = 785,446.58 × 314,515.17 - Step 4: Simplify right side
569,163.98x = 247,034,863,062.04 - Step 5: Solve for x
x = 247,034,863,062.04/569,163.98 - Step 6: Final answer
x = 434,031.09
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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.