Finding the Fourth Proportional to 608,126.98, 911,804.08 and 533,397.18
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Solution
The fourth proportional to 608,126.98, 911,804.08 and 533,397.18 is: 799,756.86
Step by Step Solution
- Step 1: Write the proportion equation
608,126.98 : 911,804.08 = 533,397.18 : x - Step 2: Convert to fraction form
608,126.98/911,804.08 = 533,397.18/x - Step 3: Cross multiply
608,126.98x = 911,804.08 × 533,397.18 - Step 4: Simplify right side
608,126.98x = 486,353,724,984.49 - Step 5: Solve for x
x = 486,353,724,984.49/608,126.98 - Step 6: Final answer
x = 799,756.86
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1.5x scale
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.